Rianti Rahmadania, Winda Ramadianti, and Apriza Fitriani. 2026. “Development of a Practical Guide on Chemical Reactions to Facilitate Science Process Skills Based on the Problem Based Learning (PBL) Model for Class X at SMA Negeri 1 Seluma”. Edumaspul: Jurnal Pendidikan 10 (1):343-64. https://jurnal2.unimen.cloud/index.php/edumaspul/article/view/155.