Sofyan, M., Parung, H., Tjaronge, M. W. and Amiruddin, A. A. (2024) “A Study on the Bond Characteristics of Steel Bars in Concrete Containing Polypropylene (PP) Plastic Particles as Fine Aggregate”, Engineering, Technology & Applied Science Research. Greece, 14(5), pp. 16989–16997. doi: 10.48084/etasr.8544.