@article{UZERU_2000_1_a3,
     author = {Yu. M. Movsisyan and I. R. Simonyan},
     title = {Hyperidentities of left and right distributivities in varieties of semigroups},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {28--32},
     publisher = {mathdoc},
     number = {1},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2000_1_a3/}
}