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@article{DAN_1968_182_6_a4, author = {Yu. V. Egorov}, title = {A class of pseudodifferential operators}, journal = {Doklady Akademii Nauk}, pages = {1261--1263}, publisher = {mathdoc}, volume = {182}, number = {6}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1968_182_6_a4/} }
Yu. V. Egorov. A class of pseudodifferential operators. Doklady Akademii Nauk, Tome 182 (1968) no. 6, pp. 1261-1263. http://geodesic.mathdoc.fr/item/DAN_1968_182_6_a4/