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@article{IVM_1988_8_a2, author = {K. Kh. Boǐmatov}, title = {Strongly degenerate elliptic differential operators of the {Triebel} class}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {39--47}, publisher = {mathdoc}, number = {8}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1988_8_a2/} }
K. Kh. Boǐmatov. Strongly degenerate elliptic differential operators of the Triebel class. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (1988), pp. 39-47. http://geodesic.mathdoc.fr/item/IVM_1988_8_a2/