Effect of designed stiffener configuration on natural frequency and buckling behaviour of 5 MW NREL wind turbine blade structure using FE method. - Wijaya, Muhammad Rizky Arga; Adiputra, Ristiyanto; Prabowo, Aditya Rio; Firdaus, Nurman; Tjahjana, Dominicus Danardono Dwi Prija; Carvalho, Hermes; Smaradhana, Dharu Feby; Fitri, Siti Nurlita (Ship Technology Research, 2025)