A. M. A. EL-SAYED; ZAKI. F. A. EL-RAHEEM; N. A. O. BUHALIMA. Eigenfunction expansion of the Sturm-Liouville equation with a non-local boundary condition. Malaya Journal of Matematik, India, v. 6, n. 02, p. 338–343, 2018. DOI: 10.26637/MJM0602/0006. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/819. Acesso em: 22 nov. 2024.