“Pengaruh Substitusi Agregat Kasar PET terhadap Kuat Tekan Beton Normal 7 Hari: Evaluasi Pengaruh Variasi Persentase PET terhadap Kuat Tekan Beton Normal 7 Hari”. Journal of Research and Inovation in Civil Engineering as Applied Science (RIGID), vol. 5, no. 1, Januari 2026, hlm. 29-36, https://doi.org/10.58466/mvffq463.