Ma’arif, K., R. S. Sinaga, and M. Sihombing. “IMPLEMENTATION OF THE SIMERAK LANGKAT APPLICATION IN REPORTING THE PHYSICAL AND FINANCIAL REALIZATION OF THE APBD OF LANGKAT REGENCY”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), Vol. 9, no. 2, June 2026, pp. 13029-35, doi:10.31538/iijse.v9i2.9580.