Tuan, Nguyen, and Pham Tram Anh. “Competence to Regulate Customers’ Emotions, Interaction Behaviors With Customers, and the Mental Well-Being of Frontline Employees: A Study of Consulting Services in Vietnam”. Science & Technology Development Journal: Economics- Law & Management 7, no. 4 (December 31, 2023): 4924-4933. Accessed May 17, 2024. http://stdjelm.scienceandtechnology.com.vn/index.php/stdjelm/article/view/1314.