@article{DE_1988_24_10_a4,
     author = {S. M. Labovski},
     title = {Positive solutions of a two-point boundary value problem for a linear singular functional-differential equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1695--1704},
     publisher = {mathdoc},
     volume = {24},
     number = {10},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1988_24_10_a4/}
}