TY - BOOK AU - Oystaeyen, F Van AU - Verschoren, A TI - Relative invariants of rings: the commutative theory U1 - 512.711 PY - 1983/// CY - New York PB - Marcel Dekker KW - Mathematics KW - Number theory KW - Set theory KW - Group theory KW - Algebra KW - Probabilities KW - Algebraic geometry KW - rings and algebras KW - relative invarients of rings KW - invariants of rings N1 - monographs and textbooks in pure and applied mathematics, 79) bibliog. p. 241-248 ER -