TY - BOOK AU - Fossum Robert M AU - Griffith Phillip A AU - Reiten Idun TI - Trivial extensions of Abelian categories: homological algebra of trivial extensions of Abelian categories with applications to ring theory SN - 3-540-07159-8 U1 - 512.2 PY - 1975/// CY - Berlin PB - Springer-Verlag KW - Abelian categories KW - Associative rings KW - Commutative rings ER -