Nur Laeli Asifah, Sati, Hema Widiawati. THE EFFECT OF IMPLEMENTATION PROJECT BASED LEARNING (PJBL) MODEL ON STUDENTS’ MATHEMATICS LEARNING OUTCOMES IN GRADE IV AT UPTD SD NEGERI 1 WERU LOR. jcp [Internet]. 2025 Oct. 31 [cited 2026 Jun. 12];11(4):877-91. Available from: https://www.ejournal.unma.ac.id/index.php/cp/article/view/15435