Sudaryo, Slamet, Muhammad Rachmad R, Zamzami Zamzami, and Muhammad Safri. “What Factors Affect Expenditures of Goods Services For Infrastructure In Indonesia”. International Journal of Advanced Multidisciplinary 1, no. 4 (February 9, 2023): 411–422. Accessed January 25, 2026. https://greenpub.org/IJAM/article/view/159.