YULISRIYANTI, Y. “PENERAPAN MODEL PROBLEM BASED LEARNING (PBL) UNTUK MENINGKATKAN KEMAMPUAN BERPIKIR KRITIS PESERTA DIDIK”. SENTRI: Jurnal Riset Ilmiah, vol. 3, no. 2, Feb. 2024, pp. 942-53, https://ejournal.nusantaraglobal.or.id/index.php/sentri/article/view/2295.