ANDI RIZAL; T. HILMANSYAH; M. FAJRI. Estimation of Construction Cost of Road Works in Central Sulawesi Using Quadratic Regression. International Journal of Health, Economics, and Social Sciences (IJHESS), [S. l.], v. 7, n. 1, p. 181~184, 2025. DOI: 10.56338/ijhess.v7i1.6161. Disponível em: https://jurnal.unismuhpalu.ac.id/index.php/IJHESS/article/view/6161. Acesso em: 1 oct. 2026.