SINTA, Dewi; RAJINDRA, Rajindra; GUASMIN, Guasmin. Analysis of the Operational Cost Budget as a Tool for Planning and Controlling Operational Costs at the Regional Water Company of Donggala Regency. International Journal of Health, Economics, and Social Sciences (IJHESS), [S. l.], v. 3, n. 4, p. 282–286, 2021. DOI: 10.56338/ijhess.v3i4.1902. Disponível em: https://jurnal.unismuhpalu.ac.id/index.php/IJHESS/article/view/1902. Acesso em: 1 oct. 2026.