Velantika GJ, Sari AF, Putri KME, Widowati ED. Analysis of Natural Stone Wall Function Index Using Fuzzy Building Service Life (FBSL). IJST [Internet]. 2026 Mar. 1 [cited 2026 Mar. 2];5(1):14-27. Available from: https://journal.admi.or.id/index.php/IJST/article/view/2612