@article{DE_1969_5_3_a21,
     author = {N. M. Il'enkov},
     title = {A correction to the formula for the confluent hypergeometric function of two variables},
     journal = {Differencialʹnye uravneni\^a},
     pages = {580},
     publisher = {mathdoc},
     volume = {5},
     number = {3},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1969_5_3_a21/}
}