Bahriyatin, Eges Triwahyuni, and Kustiyowati. 2024. “The Influence of Project-Based Complex Instruction (CI) Collaborative Learning Models and Learning Motivation on Elementary School Students’ Problem Solving Skill”. Jurnal Penelitian Pendidikan IPA 10 (9):6354-62. https://doi.org/10.29303/jppipa.v10i9.8844.