Suryowanto, Arief Noviarakhman Zagladi, Sopiah. THE EFFECT OF HUMAN RESOURCE MANAGEMENT OPTIMIZATION AND COMPETITIVE SYSTEMS ON PRODUCTIVITY ENHANCEMENT THROUGH INNOVATION CAPABILITY AND CREATIVITY AS INTERVENING VARIABLES (A CASE STUDY OF CV. CAPTION MEDIA DIGITAL MALANG). IJEBAS [Internet]. 2026 Apr. 28 [cited 2026 Apr. 29];6(2):478-87. Available from: https://radjapublika.com/index.php/IJEBAS/article/view/5439