@article{IVM_1997_8_a9,
     author = {L. A. Aksent'ev and G. G. Bilchenko},
     title = {An inverse problem for the {Christoffel--Schwarz} integrals},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {72--76},
     publisher = {mathdoc},
     number = {8},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1997_8_a9/}
}