Ali, H., U. Darusalam, and A. Iskandar. “Analysis of Student Active Learning in Moodle LMS Using the SERVQUAL Method: Analysis of Student Active Learning in Moodle LMS Using the SERVQUAL Method”. Jurnal Mantik, vol. 3, no. 4, Feb. 2020, pp. 348-52, https://iocscience.org/ejournal/index.php/mantik/article/view/574.