JUFRIANSAH, A.; KHUSNANI, A.; HERMANTO, A.; TOIFUR, M.; PRASETYO, E. The Existence of Fourier Coefficients and Periodic Multiplicity Based on Initial Values and One-Dimensional Wave Limits Requirements. Jurnal Penelitian Fisika dan Aplikasinya (JPFA), [S. l.], v. 10, n. 2, p. 146–157, 2020. DOI: 10.26740/jpfa.v10n2.p146-157. Disponível em: https://journal.unesa.ac.id/index.php/jpfa/article/view/7286. Acesso em: 2 may. 2024.