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@article{SF_1974__9_134065, author = {J.J. Hoehnke}, title = {Existence of nontrivial stochastic monoids.}, journal = {Semigroup forum}, pages = {102--108}, publisher = {mathdoc}, volume = {9}, year = {1974}, zbl = {0303.18003}, url = {http://geodesic.mathdoc.fr/item/SF_1974__9_134065/} }
J.J. Hoehnke. Existence of nontrivial stochastic monoids.. Semigroup forum, Tome 9 (1974), pp. 102-108. http://geodesic.mathdoc.fr/item/SF_1974__9_134065/