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@article{AL_1984_23_1_a1, author = {S. A. Gurchenkov}, title = {Varieties of $l$-groups with identity $[x^p,y^p]=e$ are}, journal = {Algebra i logika}, pages = {27--47}, publisher = {mathdoc}, volume = {23}, number = {1}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1984_23_1_a1/} }
S. A. Gurchenkov. Varieties of $l$-groups with identity $[x^p,y^p]=e$ are. Algebra i logika, Tome 23 (1984) no. 1, pp. 27-47. http://geodesic.mathdoc.fr/item/AL_1984_23_1_a1/