Daeli RTP, Roza D. Pengaruh Model Project Based Learning (PjBL) Dengan Pendekatan STEM Terhadap Hasil Belajar Siswa Pada Materi laju Reaksi. RJ [Internet]. 2026 Mar. 1 [cited 2026 Sep. 9];6(1):193-20. Available from: https://journal-center.litpam.com/index.php/RJ/article/view/4731