Handayani, Naniek, et al. “ANALYSIS OF THE POTENTIAL REVENUE OF BUSINESS SERVICE FEES AT THE TRANSPORTATION AND ENVIRONMENT OFFICE OF TOJO UNA-UNA DISTRICT”. TADULAKO INTERNATIONAL JOURNAL OF APPLIED MANAGEMENT, vol. 7, no. 2, Aug. 2025, pp. 129-45, doi:10.59769/tajam.v7i2.186.