[1]
Dumanyan, V.Z. 2023. ON THE ESTIMATION OF $\{|\triangledown u|^2dx$ FOR SOLUTIONS OF SECOND ORDER ELLIPTIC EQUATIONS. Proceedings of the YSU A: Physical and Mathematical Sciences. 42, 2 (216) (Sep. 2023), 145–147. DOI:https://doi.org/10.46991/PYSU:A/2008.42.2.145.