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@article{AL_1990_29_6_a4, author = {T. G. Mustafin}, title = {Toward a description of monoids over which all polygons have}, journal = {Algebra i logika}, pages = {675--695}, publisher = {mathdoc}, volume = {29}, number = {6}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1990_29_6_a4/} }
T. G. Mustafin. Toward a description of monoids over which all polygons have. Algebra i logika, Tome 29 (1990) no. 6, pp. 675-695. http://geodesic.mathdoc.fr/item/AL_1990_29_6_a4/