Silarg Symposium on Gravity, Gauge Theories, and Supergravity (4th 1982 Caracas, Venezuela)
NATO Advanced Research Workshop on Low-Dimensional Topology and Quantum Field Theory (1992 Cambridge, England)
NATO Advanced Study Institute on Topological Properties and Global Structure of Space-Time (1985 Erice, Italy)
International Colloquium on Group Theoretical Methods in Physics (21st 1996 Goslar, Germany)
Unknown Author
International Conference on p-adic Functional Analysis (8th 2004 Université Blaise Pascal)
Chris Engelbrecht Summer School on Theoretical Physics (9th 1994 Tsitsikamma National Park, South Africa)
A. Tsuchiya
M. Bregola
International Workshop on Complex Structures, Integrability, and Vector Fields (10th 2010 Sofia, Bulgaria)
Johns Hopkins Workshop on Current Problems in Particle Theory (14th 1990 Debrecen, Hungary)
Stephan Stolz
Ursula Carow-Watamura
INS Winter Seminar on Structure and Forces in Elementary Particle Physics (1985 Institute for Nuclear Study, University of Tokyo)
Villa de
Hisham Sati
ICTP Summer Course (1992 Trieste, Italy)
Caribbean Spring School of Mathematics and Theoretical Physics (1st 1993 Saint François, Guadeloupe)