@article{DE_1988_24_10_a2,
     author = {G. S. Zhukova},
     title = {An analogue of the {Newton} diagram method for a class of singularly perturbed differential {equations.~I}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1670--1684},
     publisher = {mathdoc},
     volume = {24},
     number = {10},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1988_24_10_a2/}
}