@article{1077375363, author = {Payne, L. E.}, title = {Some explicit inequalities for uniformly elliptic operators}, journal = {Duke Math. J.}, volume = {31}, number = {1}, year = {1964}, pages = { 485-489}, language = {en}, url = {http://dml.mathdoc.fr/item/1077375363} }
Payne, L. E. Some explicit inequalities for uniformly elliptic operators. Duke Math. J., Tome 31 (1964) no. 1, pp. 485-489. http://gdmltest.u-ga.fr/item/1077375363/