“Analisis Efektifitas Portal E-learning Ruangguru : Tinjauan Perspektif Siswa Menggunakan Pendekatan Structural Equation Model”, Sahmiyya, vol. 1, no. 2, pp. 148–156, Nov. 2022, Accessed: Jul. 19, 2026. [Online]. Available: https://e-journal.uingusdur.ac.id/sahmiyya/article/view/663