Diana, Fourlen, and Nuraeni Nuraeni. “The Influence of Work Ethic and Competency Development on Employee Performance through Employee Loyalty As a Mediating Variable in the Beauty Salon Industry”. Journal of Accounting and Finance Management, vol. 7, no. 4, Sept. 2026, pp. 1367-83, doi:10.38035/jafm.v7i4.3782.