Endah Hendarwati, Luthfiyah Nurlaela, dan Bachtiar Syaiful Bachri. “The Collaborative Problem Based Learning Model Innovation”. International Proceeding of Community Services 2, no. 1 (November 13, 2024). Diakses November 22, 2024. https://journal.um-surabaya.ac.id/Ipcs/article/view/24513.