in GEOMETRY AND PHYSICS XVI INTERNATIONAL FALL WORKSHOP in AIP CONFERENCE PROCEEDINGS, ISSN: 0094-243X
Volume: 1023, Pages: 71-81 (11)
Conference
16Th International Fall Workshop on Geometry and Physics, Date: SEP 05-08, 2007, Location: Lisbon, PORTUGAL, Sponsors: Fdn Sci & Technol, Ctr Math Anal, Geometry & Dynam Syst, Univ Lisbon, Math Phys Grp, Spanish Royal Math Soc