@article{DE_1967_3_8_a19,
     author = {N. A. Belova and Ya. S. Uflyand},
     title = {The eigenfunction expansion of a singular boundary value problem for {Legendre's} equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1397--1399},
     publisher = {mathdoc},
     volume = {3},
     number = {8},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1967_3_8_a19/}
}