Anugrah; Erny; Erniati Bachtiar; Arman Setiawan; Rita Hardianti Aris. Sustainable Utilization of Local Natural Aggregates for Eco-Friendly Concrete Production: Integrating Geospatial and Regional Economic Data in West Java, South Sumatra, and South Sulawesi. J.Sipil 2025, 1, 1-11.