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@article{AA_1990_2_6_a6, author = {V. S. Vladimirov}, title = {On the spectrum of some pseudodifferential operators over the field of $p$-adic numbers}, journal = {Algebra i analiz}, pages = {107--124}, publisher = {mathdoc}, volume = {2}, number = {6}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AA_1990_2_6_a6/} }
V. S. Vladimirov. On the spectrum of some pseudodifferential operators over the field of $p$-adic numbers. Algebra i analiz, Tome 2 (1990) no. 6, pp. 107-124. http://geodesic.mathdoc.fr/item/AA_1990_2_6_a6/