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@article{DAN_1992_326_3_a3, author = {M. V. Volkov}, title = {Semigroup varieties with a modular subvariety lattice}, journal = {Doklady Akademii Nauk}, pages = {409--413}, publisher = {mathdoc}, volume = {326}, number = {3}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1992_326_3_a3/} }
M. V. Volkov. Semigroup varieties with a modular subvariety lattice. Doklady Akademii Nauk, Tome 326 (1992) no. 3, pp. 409-413. http://geodesic.mathdoc.fr/item/DAN_1992_326_3_a3/