Jodiansyah, D. Sulistyorini, and D. S. L. W. Gutama, “COMPRESSIVE STRENGTH OF ROLLER COMPACTED CONCRETE (RCC) WITH 15% FLY ASH IMMERSED IN SODIUM SULFATE”, Journal Technology of Civil, Electrical, Mechanical, Geology, Mining, and Urban Design, vol. 9, no. 2, pp. 161–166, Nov. 2024.