@article{DE_2000_36_10_a11,
     author = {L. N. Lyakhov and A. V. Ryzhkov},
     title = {Solutions of the $B$-polyharmonic equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1365--1368},
     publisher = {mathdoc},
     volume = {36},
     number = {10},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2000_36_10_a11/}
}