@article{DAN_1993_331_2_a2,
     author = {I. M. Gel'fand and M. I. Graev and V. S. Retakh},
     title = {The $q$-hypergeometric {Gauss} equation and the description of its},
     journal = {Doklady Akademii Nauk},
     pages = {140--143},
     publisher = {mathdoc},
     volume = {331},
     number = {2},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_331_2_a2/}
}