n K, Suryani K, Widyastuti R, Setiawan A. Interactive Multimedia Learning on the Basis of Problem Based Learning (PBL) for Vocational High School (VHS) Students. IJET [Internet]. 2018 Nov. 30 [cited 2024 Apr. 27];7(4.28):104-8. Available from: https://sciencepubco.com/index.php/ijet/article/view/22561