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@article{SF_1991__42_3_135070, author = {T. Head and W. Forys}, title = {Retracts of free monoids are nowhere dense with respect to finite group topologies and p-adic topologies.}, journal = {Semigroup forum}, pages = {117--120}, publisher = {mathdoc}, volume = {42}, number = {3}, year = {1991}, zbl = {0721.68035}, url = {http://geodesic.mathdoc.fr/item/SF_1991__42_3_135070/} }
TY - JOUR AU - T. Head AU - W. Forys TI - Retracts of free monoids are nowhere dense with respect to finite group topologies and p-adic topologies. JO - Semigroup forum PY - 1991 SP - 117 EP - 120 VL - 42 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1991__42_3_135070/ ID - SF_1991__42_3_135070 ER -
T. Head; W. Forys. Retracts of free monoids are nowhere dense with respect to finite group topologies and p-adic topologies.. Semigroup forum, Tome 42 (1991) no. 3, pp. 117-120. http://geodesic.mathdoc.fr/item/SF_1991__42_3_135070/