@article{DAN_1972_204_2_a7,
     author = {A. S. Pekelis},
     title = {Lattice isomorphisms of radical groups},
     journal = {Doklady Akademii Nauk},
     pages = {288--291},
     publisher = {mathdoc},
     volume = {204},
     number = {2},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_204_2_a7/}
}