TY  - JOUR
AU  - Chronowski, Antoni
TI  - On extensions of homomorphisms and homotopies of commutative $n$-adic groups
JO  - Archivum mathematicum
PY  - 1991
SP  - 139
EP  - 148
VL  - 27
IS  - 3-4
UR  - http://geodesic.mathdoc.fr/item/ARM_1991_27_3-4_a0/
LA  - en
ID  - ARM_1991_27_3-4_a0
ER  -