@article{FPM_2002_8_2_a8,
     author = {A. W. Niukkanen},
     title = {Quadratic transformations of multiple hypergeometric series},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {517--531},
     publisher = {mathdoc},
     volume = {8},
     number = {2},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2002_8_2_a8/}
}