TY - JOUR TI - Improvement of mechanical behaviour of wind turbine blade using nanofluid graphene and/or glass fiber in epoxy resin AU - ERGÜNER, A. AU - ÖZKAN, R. AU - KOCA, K. AU - GENÇ, M.S. JO - Sigma Journal of Engineering and Natural Sciences PY - 2021 VL - 39 SP - 58 EP - 69 DO - ER -