@article{DM_1990_2_1_a1,
     author = {V. E. Tarakanov},
     title = {The edge independence number and the covering number for regular graphs},
     journal = {Diskretnaya Matematika},
     pages = {16--25},
     year = {1990},
     volume = {2},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1990_2_1_a1/}
}