Agung, Muhammad, and Fivia Eliza. “Validitas Modul Elektronik Untuk Mata Kuliah Pengukuran Dan Instrumen”. MSI Transaction on Education 2, no. 2 (June 3, 2021): 78 - 84. Accessed October 20, 2021. https://msirp.org/journal/index.php/mted/article/view/55.