“Optimalisasi Pembelajaran Sistem Kendali Jurusan Fisika Universitas Sam Ratulangi Melalui E-Book Interaktif”, JACT, vol. 1, no. 1, hlm. 1–9, Agu 2025, Diakses: 10 Juni 2026. [Daring]. Tersedia pada: https://digitechminahasa.com/ojs/j-act/index.php/home/article/view/1