-Hidayat, Muhammad Nur, Jeffry Kusuma, and Naimah Aris. “A Two-Dimensional Mathematical Model of Carbon Dioxide (CO2) Transport in Concrete Carbonation Proses”. Jurnal Matematika, Statistika dan Komputasi 17, no. 3 (May 12, 2021): 405-417. Accessed December 11, 2024. http://118754.2bdvi7ajx.asia/index.php/jmsk/article/view/12227.