Zheldybayeva Б. .; Koshchanova Г. .; Amangosova А. .; Dzhugembayeva Б. .; Turebayeva Г. .; Kasymkhanova А. .; Syrbaeva Ш. .; Kainbayeva Л. .; Mukushev Б. . Harmonic analysis of a periodic electrical signal using the Mathcad package. Recent Contributions to Physics, [S. l.], v. 96, n. 1, p. 77–87, 2025. DOI: 10.26577/RCPh96120269. Disponível em: https://bph.kaznu.kz/index.php/zhuzhu/article/view/1942. Acesso em: 12 apr. 2026.