@article{UZKU_2012_154_2_a7,
     author = {K. S. Efimov and A. A. Makhnev},
     title = {On completely regular graphs with $k=11, $ $\lambda=4$},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {83--92},
     publisher = {mathdoc},
     volume = {154},
     number = {2},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2012_154_2_a7/}
}