Ratih Ikha Permata Sari, Putra, M. F., & Setiowati, R. (2025). PKM Training Refreshment ISO 9001:2015 Quality Management System at PT Sinar Rasa Kencana. Journal of Community Services in Sustainability, 3(2), 62-68. https://doi.org/10.52330/jocss.v3i2.413