Sabine Kraml :: List of Publications

Most recent publications

1. Light Sneutrino Dark Matter at the LHC
   G. Belanger, S. Kraml, A. Lessa, arXiv:1105.4878 [hep-ph].

2. Fine-tuning implications for complementary dark matter and LHC SUSY searches
   S. Cassel, D.M. Ghilencea, S. Kraml, A. Lessa, G.G. Ross, arXiv:1101.4664 [hep-ph]. to appear in JHEP.

3. Thermal leptogenesis and the gravitino problem in the Asaka-Yanagida axion/axino dark matter scenario
   Howard Baer, Sabine Kraml, Andre Lessa, Sezen Sekmen, JCAP 1104(2011)039, arXiv:1012.3769 [hep-ph].

4. Flavour Les Houches Accord: Interfacing Flavour related Codes
   F. Mahmoudi et al., arXiv:1008.0762 [hep-ph].

• articles in refereed journals
• articles in reports and proceedings

• publication list from SPIRES and cite summary
  

Habilitation: SUSY phenomenology in particle physics and cosmology, 2007.
PhD thesis: Stop and sbottom phenomenology in the MSSM, hep-ph/9903257.

1. Thermal leptogenesis and the gravitino problem in the Asaka-Yanagida axion/axino dark matter scenario
   Howard Baer, Sabine Kraml, Andre Lessa, Sezen Sekmen, JCAP 1104(2011)039, arXiv:1012.3769 [hep-ph].

2. Reconciling thermal leptogenesis with the gravitino problem in SUSY models with mixed axion/axino dark matter
   H. Baer, S. Kraml, A. Lessa and S. Sekmen, JCAP1011(2010)040, arXiv:1009.2959 [hep-ph].

3. Light mixed sneutrinos as thermal dark matter
   G. Belanger, M. Kakizaki, S. Kraml, E.K. Park and A. Pukhov, JCAP1011(2010)017, arXiv:1008.0580 [hep-ph].

4. Effective Supersymmetry at the LHC
   H. Baer, S. Kraml, A. Lessa, S. Sekmen and X. Tata, JHEP10(2010)018, arXiv:1007.3897 [hep-ph].

5. On SUSY GUTs with a degenerate Higgs mass matrix
   F. Brummer, S. Fichet, S. Kraml and R.K. Singh, JHEP08(2010)096, arXiv:1007.0321 [hep-ph].

6. Testing Yukawa-unified SUSY during year 1 of LHC: the role of multiple b-jets, dileptons and missing E_T
   H. Baer, S. Kraml, A. Lessa, S. Sekmen, JHEP1002(2010)055, arXiv:0911.4739 [hep-ph].

7. Beyond the Higgs boson at the Tevatron: detecting gluinos from Yukawa-unified SUSY
   H. Baer, S. Kraml, S. Sekmen, H. Summy, Phys.Lett.B685(2010)72, arXiv:0910.2988 [hep-ph].

8. Is 'just-so' Higgs splitting needed for t-b-tau Yukawa unified SUSY GUTs?
   H. Baer, S. Kraml, S. Sekmen, JHEP09(2009)005, arXiv:0908.0134 [hep-ph].

9. Phenomenology of supersymmetric gauge-Higgs unification
   F. Brummer, S. Fichet, A. Hebecker and S. Kraml, JHEP08(2009)011, arXiv:0906.2957 [hep-ph].

10. Electroweak Phase Transition and LHC Signatures in the Singlet Majoron Model
    J.M. Cline, S. Kraml, G. Laporte and H. Yamashita, JHEP07(2009)040, arXiv:0905.2559 [hep-ph].

11. Cosmological consequences of Yukawa-unified SUSY with mixed axion/axino cold and warm dark matter
    H. Baer, M. Haider, S. Kraml, S. Sekmen, H. Summy, JCAP02(2009)002, arXiv:0812.2693 [hep-ph].

12. NMSSM in disguise: discovering singlino dark matter with soft leptons at the LHC
    S. Kraml, A.R. Raklev and M.J. White, Phys.Lett.B672(2009)361, arXiv:0811.0011 [hep-ph].

13. Prospects for Yukawa Unified SO(10) SUSY GUTs at the CERN LHC
    H. Baer, S. Kraml, S. Sekmen and H. Summy, JHEP10(2008)079, arXiv:0809.0710 [hep-ph].

14. The number density of a charged relic
    C.F. Berger, L. Covi, S. Kraml and F. Palorini, JCAP10(2008)005, arXiv:0807.0211 [hep-ph].

15. Neutralino relic density from ILC measurements in the CPVMSSM
    G. Belanger, O. Kittel, S. Kraml, H.-U. Martyn, A. Pukhov, Phys.Rev.D78:015011,2008, arXiv:0803.2584 [hep-ph].

16. SUSY Les Houches Accord 2
    B. Allanach et al., Comput.Phys.Commun.180(2009)8-25, arXiv:0801.0045 [hep-ph]

17. Collider aspects of flavour physics at high Q
    F. del Aguila et al., Report of Working Group 1 of the CERN Workshop Flavor in the Era of the LHC, Eur.Phys.J.C57(2008)183-308, arXiv:0801.1800 [hep-ph].

18. Dark matter allowed scenarios for Yukawa-unified SO(10) SUSY GUTs
    H. Baer, S. Kraml, S. Sekmen and H. Summy, JHEP03(2008)056, arXiv:0801.1831 [hep-ph].

19. Three-body decays of sleptons in models with non-universal Higgs masses
    S. Kraml and D.T. Nhung, JHEP02(2008)061, arXiv:0712.1986 [hep-ph].

20. Collider signatures of gravitino dark matter with a sneutrino NLSP
    L. Covi and S. Kraml, JHEP08(2007)015, hep-ph/0703130.

21. Probing CP-violating Higgs contributions in gamma-gamma -> f anti-f through fermion polarization R.M. Godbole, S. Kraml, S.D. Rindani and R.K. Singh, Phys.Rev.D74:095006,2006, hep-ph/0609113.

22. LHC / ILC / cosmology interplay
    S. Kraml, hep-ph/0607270, Pramana Vol.67, No.4, 597, 2006.

23. Relic density of neutralino dark matter in the MSSM with CP violation
    G. Belanger, F. Boudjema, S. Kraml, A. Pukhov and A. Semenov, hep-ph/0604150, Phys.Rev.D73:115007,2006.

24. Same-sign top quarks as signature of light stops at the LHC
    S. Kraml and A.R. Raklev, hep-ph/0512284, Phys.Rev.D73:075002,2006

25. On the treatment of threshold effects in SUSY spectrum computations
    H. Baer, J. Ferrandis, S. Kraml and W. Porod, hep-ph/0511123, Phys.Rev.D73:015010,2006

26. Sfermion decays into singlets and singlinos in the NMSSM
    S. Kraml and W. Porod.
    hep-ph/0507055, Phys. Lett. B626 (2005) 175

27. Comparison of SUSY spectrum calculations and impact on the relic density constraints from WMAP
    G. Belanger, S. Kraml and A. Pukhov.
    hep-ph/0502079, Phys.Rev. D72 (2005) 015003.

28. Fermion polarization in sfermion decays as a probe of CP phases in the MSSM
    T. Gajdosik, R.M. Godbole, S. Kraml.
    hep-ph/0405167, JHEP 09 (2004) 051.

29. SUSY Les Houches Accord: Interfacing SUSY Spectrum Calculators, Decay Packages, and Event Generators
    P. Skands et al..
    hep-ph/0311123, JHEP 07 (2004) 036.

30. Physics impact of a precise determination of the top quark mass at an e+e- Linear Collider
    S. Heinemeyer, S. Kraml, W. Porod, G. Weiglein.
    hep-ph/0306181, JHEP 09 (2003) 075

31. Theoretical uncertainties in sparticle mass predictions from computational tools
    B. Allanach, S. Kraml and W. Porod.
    hep-ph/0302102, JHEP 03 (2003) 016.

32. CP violation in charged Higgs boson decays into tau and neutrino
    E. Christova, H. Eberl, S. Kraml and W. Majerotto.
    hep-ph/0211063, JHEP 0212 (2002) 021.

33. CP violation in charged Higgs boson decays in the MSSM with complex parameters
    E. Christova, H. Eberl, S. Kraml and W. Majerotto.
    hep-ph/0205227, Nucl. Phys. B639 (2002) 263, erratum-ibid. B647 (2002) 359.

34. CP violating asymmetries in single top quark production at the Tevatron p pbar collider
    E. Christova, S. Fichtinger, S. Kraml and W. Majerotto.
    hep-ph/0108076, Phys.Rev. D65 (2002) 094002.

35. Phenomenology of stops, sbottoms, tau-sneutrinos, and staus at an e+e- Linear Collider
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod.
    hep-ph/0002115, EPJdirect C6 (2000) 1.

36. Improved SUSY QCD corrections to Higgs boson decays into quarks and squarks
    H. Eberl, K. Hidaka, S. Kraml, W. Majerotto, Y. Yamada.
    hep-ph/9912463, Phys.Rev. D62:055006 (2000).

37. Impact of bosonic decays on the search for stau_2 and tau-sneutrino
    A. Bartl, H. Eberl, K. Hidaka, S. Kraml, T. Kon, W. Majerotto, W. Porod and Y. Yamada.
    hep-ph/9904417, Phys. Lett. B460 (1999) 157.

38. Yukawa coupling corrections to stop, sbottom, and stau production in e+e- annihilation
    H. Eberl, S. Kraml and W. Majerotto. hep-ph/9903413, JHEP 9905 (1999) 016.

39. SUSY-QCD corrections to stop and sbottom decays into Higgs bosons
    A. Bartl, H. Eberl, K. Hidaka, S. Kraml, W. Majerotto, W. Porod and Y. Yamada.
    hep-ph/9806299, Phys. Rev. D59:115007 (1999).

40. Sfermion Pair Production at mu+ mu- Colliders
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod
    hep-ph/9805248, Phys. Rev. D58:115002 (1998)

41. Bosonic decays of stop_2 and sbottom_2
    A. Bartl, H. Eberl, K. Hidaka, S. Kraml, T. Kon, W. Majerotto, W. Porod and Y. Yamada.
    hep-ph/9804265, Phys. Lett. B 435 (1998) 118.

42. SUSY-QCD corrections to stop and sbottom decays into W and Z bosons
    A. Bartl, H. Eberl, K. Hidaka, S. Kraml, W. Majerotto, W. Porod and Y. Yamada.
    hep-ph/9710286, Phys. Lett. B 419 (1998) 243.

43. Physics with e+e- Linear Colliders
    ECFA/DESY LC Physics Working Group: E. Accomando et.al.
    hep-ph/9705442, Phys. Rep. 299 (1998) 1.

44. SUSY-QCD corrections to scalar quark decays into charginos and neutralinos
    S. Kraml, H. Eberl, A. Bartl, W. Majerotto and W. Porod.
    hep-ph/9605412, Phys. Lett. B 386 (1996) 175.

45. Search of Stop, Sbottom, tau-Sneutrino, and Stau at an e+ e- Liner Collider with \sqrt{s} = 0.5 - 2 TeV
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto, W. Porod and A. Sopczak.
    hep-ph/9701336, Z. Phys. C 76 (1997) 549-560.

46. Production of Stop, Sbottom, and Stau at LEP2
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod.
    hep-ph/9603410, Z. Phys. C 73 (1997) 469-476.

1. The International Large Detector: Letter of Intent.
   By ILD Concept Group - Linear Collider Collaboration (Toshinori Abe et al.). arXiv:1006.3396 [hep-ex].

2. New Physics at the LHC. A Les Houches Report: Physics at TeV Colliders 2009 - New Physics Working Group.
   G. Brooijmans et al., arXiv:1005.1229 [hep-ph].

3. THE TOOLS AND MONTE CARLO WORKING GROUP Summary Report from the Les Houches 2009 Workshop on TeV Colliders
   J.M. Butterworth et al. (dedicated to Thomas Binoth) arXiv:1003.1643 [hep-ph]

4. From the LHC to Future Colliders
   A. De Roeck et al., arXiv:0909.3240.

5. Neutralino relic density from ILC measurements in the CPVMSSM
   G. Belanger, O. Kittel, S. Kraml, H.-U. Martyn, A. Pukhov, arXiv:0901.4838 [hep-ph], proceedings of International Linear Collider Workshop (LCWS08 and ILC08), Chicago, Illinois, 16-20 Nov 2008,

6. SUSY dark matter
   S. Kraml, proceedings of the Moriond 2008 EW session (pdf of article).

7. Physics Beyond the Standard Model: Supersymmetry
   M.M. Nojiri, T. Plehn, G. Polesello (eds.), report of the SUSY working group of the Les Houches Physics at TeV Colliders 2007 workshop, arXiv:0802.3672 [hep-ph].

8. Collider aspects of flavour physics at high Q
   T. Lari et al, report of WG1 of the CERN Workshop "Flavour in the aera of the LHC", arXiv:0801.1800 [hep-ph].

9. ILC Reference Design Report Volume 4 - Detectors
   ILC Collaboration, Ties Behnke, (Ed.) et al., arXiv:0712.2356 [physics.ins-det]

10. International Linear Collider Reference Design Report Volume 2: PHYSICS AT THE ILC
    ILC Collaboration, Gerald Aarons et al., arXiv:0709.1893 [hep-ph]

11. ILC Reference Design Report: ILC Global Design Effort and World Wide Study
    ILC Collaboration, James Brau, (Ed.) et al., arXiv:0712.1950 [physics.acc-ph]

12. CP violation in SUSY
    S. Kraml, arXiv:0710.5117 [hep-ph], proceedings of 15th International Conference on Supersymmetry and the Unification of Fundamental Interactions (SUSY07), Karlsruhe, Germany, 26 Jul - 1 Aug 2007.

13. Probing CP-violating Higgs contributions in gamma gamma ---> f anti-f
    R.M. Godbole, S. Kraml, S.D. Rindani, R.K. Singh, Prepared for International Linear Collider Workshop (LCWS06), Bangalore, India, 9-13 Mar 2006, Pramana 69:771-775,2007.

14. Neutralino dark matter in the MSSM with CP violation
    G. Belanger, F. Boudjema, S. Kraml, A. Pukhov and A. Semenov, hep-ph/0610110, AIP Conf.Proc.878:46-52,2006, proceedings of Dark Side of the Universe, Madrid, Spain, 20-24 Jun 2006.

15. Same-sign top quarks as signature of light stops
    S. Kraml and A.R. Raklev, hep-ph/0609293, AIP Conf.Proc.903:225-228,2007, proceedings of SUSY 06, Irvine, California, USA, 12-17 June 2006.

16. Tevatron-for-LHC Report: Preparations for Discoveries
    TeV4LHC Working Group, S. Abdullin et al., 222pp., hep-ph/0608322.

17. CP Studies and Non-Standard Higgs Physics
    S. Kraml et al. (eds.), 542 pages, report of the CPNSH workshop, May 2004 - Dec 2005, CERN-2006-009, hep-ph/0608079.

18. Les Houches "Physics at TeV Colliders 2005" Beyond the Standard Model working group: summary report. B.C. Allanach et al., hep-ph/0602198.

19. The role of polarized positrons and electrons in revealing fundamental interactions at the Linear Collider
    G. Moortgat-Pick et al., hep-ph/0507011.

20. Physics at the CLIC multi-TeV linear collider
    M. Battaglia et al. [CLIC Physics Working Group],
    CERN Yellow Report, CERN-2004-005, hep-ph/0412251.

21. SUSY particle physics summary
    G. Degrassi et al.,
    Meeting of the European Network 'Physics at Colliders', Montpellier, France, 26-27 Sep 2004,
    Acta Phys. Polon. B35 (2004) 2711-2726.

22. Top quark physics at colliders
    E.W.N. Glover et al.,
    Meeting of the European Network 'Physics at Colliders', Montpellier, France, 26-27 Sep 2004,
    hep-ph/0410110, Acta Phys. Polon. B35 (2004) 2671-2694.

23. Physics interplay of the LHC and the ILC
    G. Weiglein et al. [LHC/LC Study Group],
    hep-ph/0410364, submitted to Phys.Rept.

24. Tau polarization as a probe of cp of a light higgs boson
    R.M. Godbole, S. Kraml, R.K. Singh,
    Proceedings of LCWS04, Paris, April 2004, hep-ph/0409199.

25. Impact of a precise top mass measurement
    S. Heinemeyer, S. Kraml, W. Porod, G. Weiglein,
    Proceedings of LCWS04, Paris, April 2004, hep-ph/0409063.

26. SUSY parameter analysis at TeV and planck scales
    B.C. Allanach et al.,
    Proceedings of 7th DESY Workshop on Elementary Particle Theory: Loops and Legs in Quantum Field Theory, Zinnowitz, Germany, 25-30 Apr 2004, hep-ph/0407067, Nucl.Phys.Proc.Suppl.135:107-113,2004.

27. CP Studies of the Higgs Sector
    R.M. Godbole, S. Kraml, M. Krawczyk, D.J. Miller, P. Niezurawski, A.F. Zarnecki,
    Long version of the contribution to the LHC/LC study group document, hep-ph/0404024.

28. ECFA/CERN studies of a European neutrino factory complex
    A. Blondel et al., CERN Yellow Report, CERN-2004-002.

29. Reconstructing Supersymmetric Theories by Coherent LHC/LC Analyses
    B.C. Allanach, G.A. Blair, S. Kraml, H.-U. Martyn, G. Polesello, W. Porod, P.M. Zerwas, Long version of the contribution to the LHC/LC study group document, hep-ph/0403133.

30. Les Houches "Physics at TeV Colliders 2003" Beyond the Standard Model Working Group: Summary Report
    B.C. Allanach et al., Contributed to 3rd Les Houches Workshop: Physics at TeV Colliders, Les Houches, France, 26 May - 6 Jun 2003. hep-ph/0402295.

31. Comparison of SUSY mass spectrum calculations
    B. Allanach, S. Kraml and W. Porod.
    7 pages, contribution to SUSY02, 17-23 June 2002, DESY Hamburg, hep-ph/0207314.

32. CP violation in charged Higgs boson decays in the MSSM with complex parameters
    E. Christova, H. Eberl, S. Kraml and W. Majerotto.
    6 pages, contribution to SUSY02, 17-23 June 2002, DESY Hamburg, hep-ph/0207117.

33. Physics Opportunities at mu+mu- Higgs Factories
    C. Blöchinger, M. Carena, J. Ellis, H. Fraas, F. Franke, D. Garcia, S. Heinemeyer, S. Kraml, G. Moortgat-Pick, W. Murray, F. von der Pahlen, A. Pilaftsis, C.E.M. Wagner, G. Weiglein.
    28 pages, report of the Higgs factory working group of the ECFA-CERN study on Neutrino Factory and Muon Storage Rings at CERN, hep-ph/0202199.

34. TESLA Technical Design Report
    Part III: Physics at an e+e- Linear Collider, Eds. R. D. Heuer, D. Miller, F. Richard, and P. Zerwas

35. Production of Charginos, Neutralinos, and Third Generation Sfermions at an e+e- Linear Collider
    A. Bartl, H. Eberl, H. Fraas, S. Kraml, W. Majerotto, G. Moortgat--Pick, W. Porod.
    4 pages, talk given by A.B. at the IVth Rencontres du Vietnam, Conference on Physics at Extreme Energies, Hanoi, Vietnam, 19 - 25 July, 2000. hep-ph/0010018

36. Improved SUSY QCD corrections to Higgs boson decays into quarks and squarks
    Y. Yamada, H. Eberl, K. Hidaka, S. Kraml, W. Majerotto.
    3 pages, proceedings of ICHEP 2000, Osaka, Japan, 27 Jul - 2 Aug 2000. hep-ph/0009113

37. Phenomenology of stops, sbottoms, tau-sneutrinos, and staus at an e+e- Linear Collider
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod.
    20 pages, contribution to the Proceedings of the "2nd Joint ECFA/DESY Study on Physics and Detectors for a Linear Electron-Positron Collider", hep-ph/0002115, LC-TH-2000-031, also published in EPJdirect.

38. Radiative effects on squark pair production at e+e- colliders
    M. Drees, O.J.P. Eboli, R. Godbole and S. Kraml.
    4 pages, contribution to the Les Houches workshop "Physics at TeV Colliders", Les Houches, France, 8-18 June 1999. degk1.ps (490KB) and degk1.uu (119KB). In: S. Abdullin et al., Summary of the SUSY Working Group of the 1999 Les Houches Workshop, hep-ph/0005142.

39. Production and decays of stops, sbottoms, and staus
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod.
    Proceedings: Worldwide Study on Physics and Experiments with Future Linear e+e- Colliders (LCWS 99), 28 April - 5 May 1999, Sitges, Barcelona, Spain, to be published by World Scientific. hep-ph/9909378

40. Prospective study of muon storage rings at CERN
    B. Autin et al., Yellow report CERN 99-02, ECFA 99-197.
    Edited by B. Autin, A. Blondel and J. Ellis (1999).

41. Bosonic decays of stop_2 and sbottom_2 including SUSY-QCD corrections
    W. Majerotto, A. Bartl, H. Eberl, K. Hidaka, S. Kraml, T. Kon, W. Porod and Y. Yamada.
    Proceedings: XXIX International Conference on High Energy Physics (ICHEP 98), 23-29 July 1998, Vancouver, Canada. article.ps | article.uu | conf.info

42. Scalar top quark production at mu+ mu- colliders
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod.
    Proceedings: Workshop on Physics at the First Moun Collider and at the Front End of a Muon Collider, 6-9 Nov 1997, FNAL, Batavia, IL, USA. AIP Conference Proceedings Vol. 435 (1998), edited by S. Geer and R. Raja.
    hep-ph/9712412 | conf.info

43. SUSY-QCD corrections to squark pair production and decays in e+e- annihilation
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod.
    Proceedings: Quantum Effects in the MSSM, 9-13 Sep 1997, Barcelona, Spain. Edited by J. Sola. World Scientific, 1998. hep-ph/9711464 | conf.info

44. Production and Decay of Stops and Sbottoms, and Determination of SUSY Parameters
    A. Bartl, H. Eberl, T. Gajdosik, S. Kraml, W. Majerotto, W. Porod and A. Sopczak.
    Proceedings: e+e- Linear Coliders: Physics and Detector Studies, Frascati-London-Munich-Hamburg 1996. DESY 97-123E, edited by R. Settles (1997). hep-ph/9709252 | conf.info

45. Production of Stop, Sbottom, and Stau at LEP2
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto and W. Porod.
    Proceedings: XXVII International Conference on High Energy Physics (ICHEP 96), 25-31 July 1996, Warsaw, Poland. Edited by Z. Ajduk and A.K. Wroblewski. River Edge, NJ, World Scientific, 1997. conf.info

46. Search of Stop, Sbottom, and Stau at an e+ e- Linear Collider with \sqrt{s} = 0.5 - 2 TeV
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto, W. Porod and A. Sopczak.
    Proceedings: e+e- Collisions at TeV Energies: The Physics Potential, Annecy-Gran Sasso-Hamburg 1995. DESY 96-123D, edited by P.M. Zerwas (1996).
    hep-ph/9604221 | conf.info

47. Searches For New Physics
    G.F. Giudice et al.; Proceedings of the workshop Physics at LEP2, CERN 96-01, Vol. 1, edited by G. Altarelli, T. Sjöstrand and F. Zwirner (1996). hep-ph/9602207.

48. Supersymmetric top discovery potential at a 500 GeV e+ e- Linear Collider
    A. Bartl, H. Eberl, S. Kraml, W. Majerotto, W. Porod and A. Sopczak.
    Proceedings: Physics and Experiments with Linear e+e- Colliders (LCWS 95), 8-12 Sep 1995, Morioka-Appi, Iwate, Japan. Edited by A. Miyamoto, Y. Fujii, T. Matsui and S. Iwata. Singapore, World Scientific, 1996. conf.info

49. Production of Stop, Sbottom, and Stau at LEP2 and the LHC
    A. Bartl, W. Porod, H. Eberl, S. Kraml and W. Majerotto.
    Proceedings: Elementary Particle Physics: Present and Future, 5-9 June 1995, Valencia, Spain. Edited by J.W.F. Valle and A. Ferrer. River Edge, N.J., World Scientific, 1996. conf.info