TY  - JOUR
AU  - M. Anderson
TI  - Strongly differentiable monoids with smooth boundary.
JO  - Semigroup forum
PY  - 1990
SP  - 363
EP  - 378
VL  - 40
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1990__40_1_135030/
ID  - SF_1990__40_1_135030
ER  -