@article{AL_1972_11_2_a5,
     author = {Yu. P. Razmyslov},
     title = {A certain example of unsolvable almost {Cross} varieties of groups},
     journal = {Algebra i logika},
     pages = {186--205},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1972_11_2_a5/}
}