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@article{TRSPY_1979_150_a8, author = {G. G. Kazaryan}, title = {Comparison of the power of polynomials and their hypoellipticity}, journal = {Informatics and Automation}, pages = {143--159}, publisher = {mathdoc}, volume = {150}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1979_150_a8/} }
G. G. Kazaryan. Comparison of the power of polynomials and their hypoellipticity. Informatics and Automation, Investigations in the theory of differentiable functions of many variables and its applications. Part 7, Tome 150 (1979), pp. 143-159. http://geodesic.mathdoc.fr/item/TRSPY_1979_150_a8/