., A., ., R., Sarino, A., & Yatimah, D. (2018). Model Implementation of Quality Management System ISO 9001: 2008 Study on Motives, Benefits, Obstacles, and Success Factors. International Journal of Engineering & Technology, 7(3.30), 24-29. https://doi.org/10.14419/ijet.v7i3.30.18148