@article{VMUMM_2004_6_a0,
     author = {E. L. Lakshtanov},
     title = {Leading branches of the transfer-matrix spectrum of a general spin model with interaction},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {3--7},
     year = {2004},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2004_6_a0/}
}