Sudrajat, Y., S. K. Waskito, and A. . Purnomo. “Strategy to Improve Courier &Amp; Logistics Performance in the Enterprise Business Directorate through the Influence of Price and Service Quality on Competitive Advantage: Empirical Evidence from PT Pos Indonesia (Persero) Regional 3 Bandung”. Dinasti International Journal of Education Management And Social Science, vol. 6, no. 4, Apr. 2025, pp. 2931-42, doi:10.38035/dijemss.v6i4.4291.