KARACA , F. .; ÖZGÜR, C. . $\boldsymbol{f}$-Biharmonic and Bi-$\boldsymbol{f}$-Harmonic Submanifolds of Product Spaces. Sarajevo Journal of Mathematics, [S. l.], v. 13, n. 1, p. 115–129, 2017. DOI: 10.5644/SJM.13.1.09. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/107. Acesso em: 15 oct. 2024.