@article{ZVMMF_1987_27_4_a16,
     author = {P. I. Naumkin},
     title = {Whitham's equation with a singular kernel},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {633--636},
     publisher = {mathdoc},
     volume = {27},
     number = {4},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1987_27_4_a16/}
}