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@article{DE_1984_20_4_a25, author = {M. Utepbergenov}, title = {Semiregularly degenerate equations with polynomial coefficients}, journal = {Differencialʹnye uravneni\^a}, pages = {726--729}, publisher = {mathdoc}, volume = {20}, number = {4}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_4_a25/} }
M. Utepbergenov. Semiregularly degenerate equations with polynomial coefficients. Differencialʹnye uravneniâ, Tome 20 (1984) no. 4, pp. 726-729. http://geodesic.mathdoc.fr/item/DE_1984_20_4_a25/