@article{TIMM_2012_18_3_a18,
     author = {A. A. Makhnev and D. V. Paduchikh},
     title = {Graphs in which neighborhoods of vertices are isomorphic to the {Mathieu} graph},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {155--163},
     year = {2012},
     volume = {18},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2012_18_3_a18/}
}