Chairunnisa Aulia Utami Harahap, Fitra Suzanti, Sri Wulandari. Pengembangan E-LKPD Berbasis Problem Based Learning Materi Sistem Ekskresi Kelas XI. NJPIP [Internet]. 2026 Feb. 26 [cited 2026 Mar. 6];7(1):153-7. Available from: https://ejournal.nusantaraglobal.ac.id/index.php/nusra/article/view/4095