1 http://hdl.handle.net/10338.dmlcz/127237 1 The Channel Image http://localhost:8080/manakin/retrieve/2250705 http://hdl.handle.net/10338.dmlcz/127237 Tate duality and ramification of division algebras http://hdl.handle.net/10338.dmlcz/120581 Tate duality and ramification of division algebras A note on polynomial cycles http://hdl.handle.net/10338.dmlcz/120580 A note on polynomial cycles Ten problems on quadratic forms http://hdl.handle.net/10338.dmlcz/120579 Ten problems on quadratic forms Automorphisms of products of Witt rings of local type http://hdl.handle.net/10338.dmlcz/120578 Automorphisms of products of Witt rings of local type