TY - JOUR TI - Technical and economic evaluation of a standalone and on grid hybrid renewable energy: A case study at Eski̇şehi̇r Technical University AU - ADAN, H.K. AU - BAÅžARAN FİLİK, Ã. JO - Sigma Journal of Engineering and Natural Sciences PY - 2021 VL - 39 SP - 184 EP - 194 DO - 10.14744/sigma.2021.00008 ER -