Sugiharto, Handoko, Allan Surya, Koeshardiono Wibowo, and Wong Foek Tjong. “RANCANG BANGUN ALAT UJI PERMEABILITAS BETON”. Civil Engineering Dimension 6, no. 2 (September 15, 2004): pp. 94-100. Accessed March 28, 2024. https://ced.petra.ac.id/index.php/civ/article/view/16117.