@article{DAN_1970_194_4_a14,
     author = {L. A. Vainshtein and M. G. Belkina},
     title = {The double reduction method and infinite systems of linear equations for the expansion coefficients of an unknown function with singularities},
     journal = {Doklady Akademii Nauk},
     pages = {794--797},
     publisher = {mathdoc},
     volume = {194},
     number = {4},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_194_4_a14/}
}