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@article{DAN_1960_134_6_a9, author = {G. Kh. Sindalovskii}, title = {Continuity and differentiability with respect to congruent sets}, journal = {Doklady Akademii Nauk}, pages = {1305--1306}, publisher = {mathdoc}, volume = {134}, number = {6}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_134_6_a9/} }
G. Kh. Sindalovskii. Continuity and differentiability with respect to congruent sets. Doklady Akademii Nauk, Tome 134 (1960) no. 6, pp. 1305-1306. http://geodesic.mathdoc.fr/item/DAN_1960_134_6_a9/