1-4 of 4 Books

Équations différentielles et systèmes de Pfaff dans le champ complexe - II
By J.-P Ramis

Pfaffian systems, k-symplectic systems
By Azzouz Awane,A. Awane,M. Goze
Points and curves in the Monster tower
Points and curves in the Monster tower
By R. Montgomery
Invariants of Pfaffian systems
Invariants of Pfaffian systems
By Mabel Griffin