Rosadi, R., & Mulyadi. (2026). Compressive Strength and Workability Characteristics of Concrete Mixtures: Kekuatan Tekanan dan Karakteristik Keluwesan Campuran Beton. Indonesian Journal of Innovation Studies, 26(4), 10.21070/ijins.v26i4.2038. https://doi.org/10.21070/ijins.v26i4.2038