Purbaningtias, T. E., and T. Huda. “Improving Understanding of Application of ISO/IEC 17025 With the Role-Playing and Simulation Methods in Laboratory Management”. IJCER (International Journal of Chemistry Education Research), vol. 1, no. 1, Aug. 2017, pp. 1-8, doi:10.20885/ijcer.vol1.iss1.art1.