Handayani, Sri, Sri Umi Mintarti W, Rizza Megasari, and Januar Kustiandi. “Integrating Information Technology and Stem Learning Models in Industrial 4.0 Revolution”. KnE Social Sciences 4, no. 7 (April 23, 2020): 403–413. Accessed January 25, 2021. https://knepublishing.com/index.php/KnE-Social/article/view/6870.