Sholikin, Anas, et al. “Analisis Perbandingan Koefisien Di HSPK Surabaya 2023 Dan AHSP PUPR 2022 Terhadap Koefisien Aktual: Comparative Analysis of Coefficients in HSPK Surabaya 2023 and AHSP PUPR 2022 Against Actual Coefficients”. CONCRETE: Construction and Civil Integration Technology, vol. 2, no. 01, May 2024, pp. 24-31, doi:10.25139/concrete.v2i01.8134.