Sibua, I., Hermanto, J., & Usamah, M. (2026). Analysis of Compressive Strength Test Characteristics of Concrete Using Fine Aggregates from Joubela Village and Coarse Aggregates from Sabala Village. JURNAL BIOSAINSTEK, 8(2), 60–71. https://doi.org/10.52046/biosainstek.v8i2.2794