Dharma WR, Copriady J, Linda R. The Utilization of ICT as Pedagogical and Professional Competencies to Support the Professionalism of Chemistry Teachers . IRJE [Internet]. 2020 Sep. 30 [cited 2026 Apr. 17];4(2):291-305. Available from: https://www.online-journal.unja.ac.id/irje/article/view/9107