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@article{MM_1989_1_11_a12, author = {M. M. Lavrent'ev (Jn.)}, title = {Estimations for solutions of an equation of mixed type}, journal = {Matemati\v{c}eskoe modelirovanie}, pages = {132--138}, publisher = {mathdoc}, volume = {1}, number = {11}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MM_1989_1_11_a12/} }
M. M. Lavrent'ev (Jn.). Estimations for solutions of an equation of mixed type. Matematičeskoe modelirovanie, Tome 1 (1989) no. 11, pp. 132-138. http://geodesic.mathdoc.fr/item/MM_1989_1_11_a12/