TY  - JOUR
AU  - D.R. Brown
AU  - Rs.S. Houston
TI  - Cancellative semigroups on manifolds.
JO  - Semigroup forum
PY  - 1986
SP  - 279
EP  - 302
VL  - 35
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1986__35_134876/
ID  - SF_1986__35_134876
ER  -