M. Zulham, L. Liliana, and F. Frieda, “Sifat Mekanik Beton Berpori Dengan Material Agregat Buatan Dari Limbah Plastik PET: Mechanical Properties Of Porous Concrete With Artificial Aggregate Material From PET Plastic Waste”, n.a. ilm. teknik n.a., vol. 10, no. 2, pp. 145–154, Jun. 2022.