ZOUBAI F, MEROUANI B. Study of a mixed problem for a nonlinear elasticity system by topological degree. Stud. Univ. Babeş-Bolyai Math. [Internet]. 2021 Sep. 30 [cited 2025 Feb. 5];66(3):537–551. Available from: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/1367