1.
Hartanto S, Fordiana R. Learning Needs Analysis of Vocational High School`S Chemical Subjects in Mechanical Engineering Department. IJET [Internet]. 2018 Aug. 14 [cited 2025 Aug. 17];7(3.25):656-8. Available from: https://mail.sciencepubco.com/index.php/IJET/article/view/17818