@article{AL_1971_10_5_a0,
     author = {V. M. Busarkin and N. D. Podufalov},
     title = {The simple groups that contain a strongly isolated subgroup},
     journal = {Algebra i logika},
     pages = {487--494},
     publisher = {mathdoc},
     volume = {10},
     number = {5},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1971_10_5_a0/}
}