@article{TMF_1996_107_1_a12,
     author = {S. M. Tashpulatov},
     title = {Exploration of spectrum of the energy operator of two-magnon system in the one-dimensional anisotropic {Heisenberg} ferromagnet with interaction of second neighbours},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {155--161},
     publisher = {mathdoc},
     volume = {107},
     number = {1},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1996_107_1_a12/}
}