VillafAfila-Robles R., Lloret-Gallego P., Heredero-Peris D., Sumper A., Cairo I., Cruz-Zambrano M., Vidal N. "Electric vehicles in power-systems with distributed generation: Vehicle to microgrid (V2M) project" Proceeding of the International Conference on Electrical Power Quality and Utilisation, EPQU pp. 612 - 617. 2011 DOI: 10.1109/EPQU.2011.6128847