Putra AYW. Analisis Validitas Pengembangan Modul Pembelajaran Pengelasan SMAW Berbasis Proyek (Project Based Learning). NJPIP [Internet]. 2024 Feb. 28 [cited 2025 Apr. 4];5(1):443-54. Available from: https://ejournal.nusantaraglobal.or.id/index.php/nusra/article/view/2232