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@article{DAN_1980_253_5_a3, author = {B. M. Levitan}, title = {Almost periodicity of infinite-zone potentials}, journal = {Doklady Akademii Nauk}, pages = {1044--1046}, publisher = {mathdoc}, volume = {253}, number = {5}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1980_253_5_a3/} }
B. M. Levitan. Almost periodicity of infinite-zone potentials. Doklady Akademii Nauk, Tome 253 (1980) no. 5, pp. 1044-1046. http://geodesic.mathdoc.fr/item/DAN_1980_253_5_a3/