Triatmojo, D., Pratiwi Adi, H., & Poedjiastoeti, H. (2025). Risk Factor Analysis on Contingency Costs of Phase I Wastewater Network Project in Bogor City. Jurnal Indonesia Sosial Teknologi, 6(2), 882–896. https://doi.org/10.59141/jist.v6i2.8856