Multi-stage optimization of the installation of Energy Storage Systems in railway electrical infrastructures with nature-inspired optimization algorithms. - David Roch-Dupré; Tad Gonsalves; Asunción P. Cucala; Ramón Rodríguez Pecharromán; Alvaro Jesús López López; Antonio Fernández-Cardador (Eng. Appl. Artif. Intell., 2021)