Yessetova Ainur Takeevna, Dzhanseitova Svetlana Sattarovna, Kadyrbek Aidana, Zhaulybay Akgul Zhanbolatqyzy. MUSICAL PERFORMANCE AS A FACTOR IN THE SYSTEMIC DEVELOPMENT OF A MUSICIAN’S PROFESSIONAL AND PERSONAL COMPETENCIES. SR [Internet]. 2026 Jan. 12 [cited 2026 Aug. 31];(12). Available from: https://ojs.publisher.agency/index.php/SR/article/view/7604