@article{TMF_1990_83_2_a11,
     author = {V. A. Klimenko},
     title = {Summation of~closed diagrams on~a~square lattice},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {305--310},
     publisher = {mathdoc},
     volume = {83},
     number = {2},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1990_83_2_a11/}
}