@article{DAN_1973_208_3_a15,
     author = {A. Yanushauskas},
     title = {The problem of the oblique derivative with polynomial coefficients},
     journal = {Doklady Akademii Nauk},
     pages = {555--557},
     publisher = {mathdoc},
     volume = {208},
     number = {3},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_208_3_a15/}
}