@article{TMF_1972_10_2_a12,
     author = {G. V. Ryazanov},
     title = {Random walks on a flat lattice with traps},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {271--274},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1972_10_2_a12/}
}