Wibowo, Wahyu, et al. “THE EFFECT OF SERVICE QUALITY ON PORT OPERATIONAL PERFORMANCE AND SATISFACTION: A STUDY OF TRANSPORTATION AND PASSENGER COMPANIES AT LUWUK PORT IN BANGGAI DISTRICT”. JURNAL ILMIAH EDUNOMIKA, vol. 8, no. 2, Apr. 2024, doi:10.29040/jie.v8i2.13115.