Qumairoh, Umayatul, Sudarti Sudarti, and Trapsilo Prihandono. “Pengaruh Paparan Medan Magnet ELF (Extremely Low Frequency) Terhadap Derajat Keasaman (pH) Udang Vaname”. Jurnal Fisika Unand 10, no. 1 (February 17, 2021): 55–61. Accessed November 22, 2024. http://jfu.fmipa.unand.ac.id/index.php/jfu/article/view/592.