@incollection{Faias09, author = {Sergio Faias and Jorge Sousa and Rui Castro}, title = {Embedded Energy Storage Systems in the Power Grid for Renewable Energy Sources Integration}, booktitle = {Renewable Energy}, publisher = {IntechOpen}, address = {Rijeka}, year = {2009}, editor = {T J Hammons}, chapter = {5}, doi = {10.5772/7376}, url = {https://doi.org/10.5772/7376} }