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@article{DAN_1974_215_4_a7, author = {\`E. M. Saak}, title = {An a priori estimate in $L_p$ for a problem with oblique derivative}, journal = {Doklady Akademii Nauk}, pages = {796--799}, publisher = {mathdoc}, volume = {215}, number = {4}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_215_4_a7/} }
È. M. Saak. An a priori estimate in $L_p$ for a problem with oblique derivative. Doklady Akademii Nauk, Tome 215 (1974) no. 4, pp. 796-799. http://geodesic.mathdoc.fr/item/DAN_1974_215_4_a7/