@article{DE_1967_3_5_a10,
     author = {A. G. Aslanyan and V. I. Burenkov},
     title = {A problem of {N.} {P.} {Erugin} on integrability by quadratures of a system of ordinary differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {811--819},
     publisher = {mathdoc},
     volume = {3},
     number = {5},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1967_3_5_a10/}
}