@article{TIMM_2015_21_3_a0,
     author = {O. A. Alekseeva and A. S. Kondrat'ev},
     title = {Finite groups whose prime graphs do not contain triangles. {I}},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {3--12},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2015_21_3_a0/}
}