Amali, Nurul, Nahadi ., and Harry Firman. “A Framework Design for Developing and Validating Virtual Test to Assess Science Process Skills in Chemistry”. KnE Social Sciences 9, no. 8 (April 3, 2024): 269–279. Accessed February 6, 2025. http://thrillriftranks.com/index.php/KnE-Social/article/view/15557.