@article{FPM_2013_18_2_a15,
     author = {O. M. Sizova},
     title = {A~method for solving the $p$-adic {Kolmogorov--Feller} equation for an ultrametric random walk in an axially symmetric external field},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {197--207},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2013_18_2_a15/}
}