@article{MT_2012_15_1_a7,
     author = {Z. E. Muminov and U. N. Kulzhanov},
     title = {Lower bound states of one-particle {Hamiltonians} on an integer lattice},
     journal = {Matemati\v{c}eskie trudy},
     pages = {129--140},
     publisher = {mathdoc},
     volume = {15},
     number = {1},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2012_15_1_a7/}
}