@article{DAN_1957_112_3_a0,
     author = {A. V. Bitsadze},
     title = {On the uniqueness of the solution of {Frankl{\textquoteright}s} problem for {Chaplyguin{\textquoteright}s} equation},
     journal = {Doklady Akademii Nauk},
     pages = {375--376},
     publisher = {mathdoc},
     volume = {112},
     number = {3},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_112_3_a0/}
}