[1]
“On W1,q Estimate for Weak Solutions to a Class of Divergence Elliptic Equations”, J. Part. Diff. Eq., vol. 15, no. 1, pp. 7–12, Feb. 2002, Accessed: Dec. 06, 2025. [Online]. Available: https://global-sci.com/index.php/jpde/article/view/3984