@article{DE_1980_16_7_a10,
     author = {V. L. Makarov and I. P. Gavriljuk and V. M. Luzhnyh},
     title = {Exact and truncated difference schemes for a class of {Sturm--Liouville} problems with degeneration},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1265--1275},
     publisher = {mathdoc},
     volume = {16},
     number = {7},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1980_16_7_a10/}
}