The Effect Of Problem Based Learning Model On Student Learning Results On The Elements Of Cost Planning And Scheduling Of Building Construction At SMK Negeri 1 Pariaman. Vomek [Internet]. 2025 May 31 [cited 2026 Apr. 18];7(2):215-23. Available from: http://vomek.ppj.unp.ac.id/index.php/vomek/article/view/851