Gitiara, Elizabeth Windy, et al. “Penerapan Problem-Based Learning (PBL) Dalam Meningkatkan Keterampilan Berpikir Kritis Peserta Didik Kelas XII ATPH 1 SMK Negeri H. Moenadi Ungaran”. Prosiding Seminar Nasional Pendidikan Profesi Guru, vol. 3, no. 2, Dec. 2024, p. 2503020365, https://conference.upgris.ac.id/index.php/psnppg/article/view/7315.