@article{DE_1996_32_11_a16,
     author = {Yu. F. Dolgii and N. V. Plastinin},
     title = {On the asymptotics of the eigenvalues of the monodromy operator of a differential equation of neutral type with periodic coefficients},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1558--1560},
     publisher = {mathdoc},
     volume = {32},
     number = {11},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1996_32_11_a16/}
}