@article{DE_1975_11_8_a5,
     author = {V. V. Ryndina},
     title = {The completeness in the space of analytic functions of a system of functions that is generated by the solutions of an $n$th order differential equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1396--1408},
     publisher = {mathdoc},
     volume = {11},
     number = {8},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1975_11_8_a5/}
}