@article{PA_2019_8_1_a3,
     author = {S. I. Kalmykov and D. B. Karp},
     title = {Inequalities for some basic hypergeometric functions},
     journal = {Problemy analiza},
     pages = {47--64},
     publisher = {mathdoc},
     volume = {8},
     number = {1},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PA_2019_8_1_a3/}
}