Manurung, J. A. “Exploring the Sustainability of Environmentally Friendly Alternative Materials in Building Construction”. Jurnal Mekintek : Jurnal Mekanikal, Energi, Industri, Dan Teknologi, vol. 15, no. 2, Oct. 2024, pp. 49-57, https://ejournal.isha.or.id/index.php/Mekintek/article/view/343.