Febrianti, Nia, Yayuk Andayani, and Mukhtar Haris. “The Effect of Problem-Based Learning Assisted By Chemcollective Media on The Buffer Solution Matter on Critical Thinking Skills of Students in Class XI of SMAN 1 Narmada”. Chemistry Education Practice 8, no. 2 (December 1, 2025): 394–401. Accessed December 2, 2025. https://jurnalfkip.unram.ac.id/index.php/CEP/article/view/10748.