00730nam0-22002531i-450-990001149810403321000114981FED01000114981(Aleph)000114981FED0100011498120000920d1980----km-y0itay50------baengC-algebra extensions and k-homologyby DouglasPrinceton [N.J.]Princeton University Press1980Annals of mathematics studies95Douglas,Ronald G.54969ITUNINARICAUNIMARCBK990001149810403321C-11-(951436MA1MA1C-algebra extensions and k-homology344407UNINAING01