Martawilaga AI, Sushandoyo D. Strategic Competency Development for Frontliners to Strengthen Customer Loyalty: A Study in General Insurance Services at PT XYZ. Eduvest [Internet]. 2026Mar.28 [cited 2026Mar.29];6(3):4037-5. Available from: https://eduvest.greenvest.co.id/index.php/edv/article/view/52537