@article{TMF_1974_21_2_a11,
     author = {N. F. Balakhonov and S. N. Isakov},
     title = {Summation of topologically equivalent diagrams in the ising model},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {266--278},
     year = {1974},
     volume = {21},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1974_21_2_a11/}
}