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Ratih Ikha Permata Sari, Putra MF, Setiowati R. PKM Training Refreshment ISO 9001:2015 Quality Management System at PT Sinar Rasa Kencana. JOCSS [Internet]. 2025Dec.17 [cited 2026Jan.9];3(2):62-8. Available from: https://jurnal.stmi.ac.id/index.php/jocss/article/view/413