Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1960_133_6_a8, author = {Z. V. Reytblat}, title = {The mean value theorem for linear elliptic equations with {Lipschitz} class coefficients}, journal = {Doklady Akademii Nauk}, pages = {1300--1302}, publisher = {mathdoc}, volume = {133}, number = {6}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_133_6_a8/} }
Z. V. Reytblat. The mean value theorem for linear elliptic equations with Lipschitz class coefficients. Doklady Akademii Nauk, Tome 133 (1960) no. 6, pp. 1300-1302. http://geodesic.mathdoc.fr/item/DAN_1960_133_6_a8/