Oetomo, Dedy Setyo, and Rizky Fajar Ramdhani. 2024. “Feasibility Analysis Of Construction Of A Wall Factory Precast Concrete In Samarinda, East Kalimantan At PT. RA Beton”. Journal of Information System, Technology and Engineering 2 (2):196-216. https://doi.org/10.61487/jiste.v2i2.67.