TY  - JOUR
AU  - Oswaldo Lezama
TI  - Testing flatness and computing rank of a
 module using syzygies
JO  - Colloquium Mathematicum
PY  - 2009
SP  - 65
EP  - 79
VL  - 117
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/cm117-1-4/
DO  - 10.4064/cm117-1-4
LA  - en
ID  - 10_4064_cm117_1_4
ER  -