Plubpla, Pornnipa, Benjawan Leecharoen, and Nantaporn Chalaechorn. 2023. “An Examination of the Influence of Causal Factors on the Core Competencies: Non-Life Insurance Company Salespeople in Thailand”. Journal of Rattana Bundit University 18 (1):15-32. https://so03.tci-thaijo.org/index.php/rbac/article/view/266007.