TY  - BOOK
AU  - Arnold David M
TI  - Finite rank torsion free abelian groups and rings
T2  - Lecture notes in mathematics. Ed by A Dold and B Eckmann.931
U1  - B239M, M2 
PY  - 1982///
CY  - New York  
PB  -  Springer Verlag     
ER  -