@article{TMF_2009_158_3_a8,
     author = {S. N. Lakaev and I. N. Bozorov},
     title = {The~number of bound states of a~one-particle {Hamiltonian} on a~three-dimensional lattice},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {425--443},
     year = {2009},
     volume = {158},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2009_158_3_a8/}
}