Adhi, Gigih Rizqi, Senowarsito, and Yuniati Akbariah. 2023. “118. Improving 10th Grade Students’ Writing Skills through Problem Based Learning and Wepik in SMK 4 Semarang”. Prosiding Seminar Nasional Pendidikan Profesi Guru 1 (1):1080-90. https://conference.upgris.ac.id/index.php/psnppg/article/view/4055.