@article{DAN_1991_316_5_a8,
     author = {V. A. Trubin},
     title = {On the determination of graph strength},
     journal = {Doklady Akademii Nauk},
     pages = {1060--1064},
     publisher = {mathdoc},
     volume = {316},
     number = {5},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_316_5_a8/}
}