TY  - BOOK
AU  - Calugareanu, Grigore
AU  - Hamburg, Peter
TI  - Exercises in basic ring theory
SN  - 9780792349181
U1  - 512.55 
PY  - 1998///
CY  - Dordrecht
PB  - KAP
KW  - AUTOMORPHIMS
KW  - POLYNOMIAL RINGS
KW  - RING THEORY
N1  - Kluwer texts in mathematical sciences vol. 20
ER  -