@article{SEMR_2016_13_a27,
     author = {A. Ballester-Bolinches and S. F. Kamornikov and O. L. Shemetkova and X. Yi},
     title = {On subgroups of finite groups with a cover and avoidance property},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {950--954},
     publisher = {mathdoc},
     volume = {13},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2016_13_a27/}
}