Sizing a hybrid photovoltaic-hydrogen system for remote telecommunication stand-alone facilities using evolutionary algorithms. - Silvia Jiménez-Fernández; Sancho Salcedo-Sanz; G. Gomez-Prada; Leopoldo Carro-Calvo; José Antonio Portilla-Figueras; J. Maellas-Benito (ISDA, 2011)