Pongkendek, J. J., Marpaung, D. N., Ahmar, D. S., & Rahmatia, S. (2021). The Professional Competence Analysis of Chemistry Teacher of Senior High School in Merauke. Journal of Applied Science, Engineering, Technology, and Education, 3(1), 46-52. https://doi.org/10.35877/454RI.asci103