1-4 of 4 Books

Degree theory for equivariant maps, the general S1-action
By Jorge Ize

Esprit sphérique
By Marisa Bertoldini,Brahim Alaoui,Giorgio Israel,Lilian Llanes,Tomas Maldonado,Christoph Riedweg,Philip Rylands

Analytische Untersuchungen zur Technologie der Kugelbearbeitung
By Hubert Büchs