000
00286 a2200121 4500
080
_a
512
_b
G 655 R
245
1
_a
Ring theory
_b
Proceedings
_c
edited by R. Gordon
260
_a
New York
_b
Academic Press
_c
1972
650
_a
Ring Theory
100
_a
_d
300
_a
381 p.
901
_a
125426
999
_c
65801
_d
65801