Non-linear equations in classical and quantum field theory : proceedings of a seminar series held at DAPHE, Observatoire de Meudon, and LPTHE, Université Pierre et Marie Curie, Par...

por Seminar on Non-linear Equations in Classical and Quantum Field Theory (1984 : París)
Publicado c1985.

String theory, quantum cosmology and quantum gravity : integrable and conformal invariant theories : proceedings of the Paris-Meudon Colloquim, 22-26 September 1986 /

por Paris-Meudon Colloquium (1986)
Publicado c1987.