[1]
L. Siregar, R. S. . Sinaga, and M. . Sihombing, “Implementation of Regional Tax Improvement Services in Calculating Bphtb Based on Land Value Zones E-BPHTB Application at the Regional Revenue Agency Office of Langkat Regency”, JPRSP, vol. 5, no. 2, pp. 425-430, May 2025.