@article{DE_1991_27_12_a28,
     author = {M. A. Mustafin},
     title = {On the {Muckenhoupt} condition and the {V.\,A.~Il'in} condition in the question of the basis property of systems of exponentials},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2183--2185},
     publisher = {mathdoc},
     volume = {27},
     number = {12},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1991_27_12_a28/}
}