Commutative Formal Groups (Lecture Notes in Mathematics, 443)
The Crystals Associated to Barsotti-Tate Groups: With Applications to Abelian Schemes (Lecture Notes in Mathematics, 264)
Formally p-adic Fields (Lecture Notes in Mathematics, 1050)
Theory of Hopf Algebras Attached to Group Schemes (Lecture Notes in Mathematics, 614)
Universal Extensions and One Dimensional Crystalline Cohomology (Lecture Notes in Mathematics, 370)
The Schur Subgroup of the Brauer Group (Lecture Notes in Mathematics, 397)
Elliptic Curves Notes from Postgraduate Lectures Given in Lausanne 1971/72
Nilpotent Groups (Lecture Notes in Mathematics 513)
Structure and Representations of Q-Groups (Lecture Notes in Mathematics, 1084)
The Genus Fields of Algebraic Number Fields (Lecture Notes in Mathematics, 555)