@article{AA_1990_2_6_a9,
     author = {F. A. Ivanov and A. I. Skopin},
     title = {A~maximal 2-generated transmetabelian group of the first type of exponent~9},
     journal = {Algebra i analiz},
     pages = {150--160},
     publisher = {mathdoc},
     volume = {2},
     number = {6},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1990_2_6_a9/}
}