@article{DE_1990_26_4_a2,
     author = {E. G. Eroshkina},
     title = {Singularly perturbed systems that contain singular manifolds, and isolated stable roots},
     journal = {Differencialʹnye uravneni\^a},
     pages = {573--578},
     publisher = {mathdoc},
     volume = {26},
     number = {4},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_4_a2/}
}