TY  - JOUR
AU  - Bulman-Fleming, Sydney
TI  - Pullback-Flat Acts are Strongly Flat
JO  - Canadian mathematical bulletin
PY  - 1991
SP  - 456
EP  - 461
VL  - 34
IS  - 4
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1991-073-2/
DO  - 10.4153/CMB-1991-073-2
ID  - 10_4153_CMB_1991_073_2
ER  -