TY  - JOUR
AU  - Haimo, Franklin
TI  - Extensions of Endomorphisms from the Higher Centres
JO  - Canadian journal of mathematics
PY  - 1967
SP  - 1250
EP  - 1258
VL  - 19
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-114-x/
DO  - 10.4153/CJM-1967-114-x
ID  - 10_4153_CJM_1967_114_x
ER  -