H H, T. K., and R. Lapisa. “ANALISIS PENGARUH KARAKTERISTIK THERMAL MATERIAL ATAP TERHADAP KENYAMANAN RUANGAN”. Ranah Research : Journal of Multidisciplinary Research and Development, Vol. 1, no. 3, June 2019, pp. 670 -77, https://jurnal.ranahresearch.com/index.php/R2J/article/view/109.