[1]
S. Bonafede, “Strongly nonlinear degenerate elliptic equations with discontinuous coefficients. II”, Ukr. Mat. Zhurn., vol. 49, no. 12, pp. 1601–1609, Dec. 1997, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/5164