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@article{AL_1989_28_4_a0, author = {V. S. Bogomolov and T. G. Mustafin}, title = {Description of commutative monoids over which all polygons are}, journal = {Algebra i logika}, pages = {371--381}, publisher = {mathdoc}, volume = {28}, number = {4}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1989_28_4_a0/} }
V. S. Bogomolov; T. G. Mustafin. Description of commutative monoids over which all polygons are. Algebra i logika, Tome 28 (1989) no. 4, pp. 371-381. http://geodesic.mathdoc.fr/item/AL_1989_28_4_a0/