Aifah, Dewi Nur, and Dyah Astriani. “PROJECT BASED LEARNING MODEL (PjBL) TO IMPROVE COLLABORATION SKILLS AND STUDENT COGNITIVE LEARNING RESULTS”. PENSA: E-JURNAL PENDIDIKAN SAINS, vol. 12, no. 1, Oct. 2024, pp. 20-25, https://ejournal.unesa.ac.id/index.php/pensa/article/view/61138.