Roni Handika Putra R, Asrial, Jefri Marzal. Pengembangan Rencana Pelaksanaan Pembelajaran Model Problem Based Learning Daring untuk Meningkatkan Motivasi Belajar Siswa Materi Perubahan Lingkungan: (Development of Online Problem Based Learning Implementation Plans to Increase Student Motivation on Environmental Change Materials). Biodik [Internet]. 2021 Mar. 16 [cited 2026 Apr. 19];7(01):84-9. Available from: https://www.online-journal.unja.ac.id/biodik/article/view/11775