Junaidi, A., and R. D. Hiraliya Maesa Hariyanto. “EFFECT OF ADDING SUPERPLASTICIZER ON HIGH INITIAL COMPRESSIVE STRENGTH OF HIGH-PERFORMANCE CONCRETE (HPC) FC’= 36.62 MPA”. International Journal of Engineering Technologies and Management Research, vol. 9, no. 10, Oct. 2022, pp. 73-81, doi:10.29121/ijetmr.v9.i10.2022.1241.