TY - JOUR TI - Electric bus preference with analytical hierarchy process and grey relational analysis combination in public transportation considering modern trend criteria: Kayseri, Türkiye case study AU - İNAN, A. AU - KARA, H. JO - Sigma Journal of Engineering and Natural Sciences PY - 2026 VL - 44 SP - 439 EP - 452 DO - 10.14744/sigma.2024.00158 ER -