Deradjat, Andy Kusuma, and Hepi Hapsari Handayani. “nalisis ingkat erawanan OVID-19 enggunakan etode andom orest (Studi asus: nit engembangan I ertajaya an II ambak edi ota urabaya)”. GEOID 19, no. 2 (June 19, 2024): 256–265. ccessed December 6, 2025. https://journal.its.ac.id/index.php/geoid/article/view/1146.