Alvindra, A., S. S. Hutagalung, and B. U. Sutiyoso. “Forecasting of Local Tax Realization With Least Square Method in Tanggamus Regency”. International Journal of Financial, Accounting, and Management, vol. 5, no. 1, June 2023, pp. 59-73, doi:10.35912/ijfam.v5i1.1299.