Obtaining minimum-drag shapes through surrogate-based global optimization: An application to the aerodynamic shape design of the landing gear master cylinder - Andrés-Pérez, E.; González-Juárez, D.; Martin-Burgos, M.J.; Carro-Calvo, L.; Salcedo-Sanz, S. (Proceedings Of The Institution Of Mechanical Engineers Part G-Journal Of Aerospace Engineering, 2018)