Betteng, F. W., F. A. Dirgantari, S. Wulandari, S. Surahman, and S. Suramli. “Optimization of 4-Storey Shophouse Construction Project Schedule Using Microsoft Project- Based CPM Method”. Enrichment : Journal of Management, Vol. 15, no. 2, June 2025, pp. 129-3, doi:10.35335/enrichment.v15i2.2269.