TY - BOOK AU - Gelfand, Sergei I. AU - Manin, Yuri I. TI - Methods of homological algebra SN - 978-3-642-07813-2 AV - QA 169 .G45 2002 PY - 2002/// CY - New York PB - Springer, KW - Algebra KW - Homological KW - Manin N1 - Includes bibliographical reference and index ER -