1
Symplectic geometry : Colloque symplectique: journees fermat. 0004 : Toulouse, 05.03.81-07.03.81.
Book
...MKBA - Formal theory and solutions of PDE...
2
Partial differential equations and geometry : Park City Conference, proceedings : Park-City, UT, 19.02.77-23.02.77.
Book
...MKBA - Formal theory and solutions of PDE...