TY  - JOUR
AU  - R.Z. Goldstein
AU  - P.A. Cummings
TI  - Solvable word problems in semigroups.
JO  - Semigroup forum
PY  - 1995
SP  - 243
EP  - 246
VL  - 50
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1995__50_3_135382/
ID  - SF_1995__50_3_135382
ER  -