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@article{DE_1990_26_1_a1, author = {B. T. Bilalov}, title = {The basis property of some systems of exponentials of cosines and sines}, journal = {Differencialʹnye uravneni\^a}, pages = {10--16}, publisher = {mathdoc}, volume = {26}, number = {1}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1990_26_1_a1/} }
B. T. Bilalov. The basis property of some systems of exponentials of cosines and sines. Differencialʹnye uravneniâ, Tome 26 (1990) no. 1, pp. 10-16. http://geodesic.mathdoc.fr/item/DE_1990_26_1_a1/