@book{21228,
	author = {Penella-Lopez, Maria Teresa  and Gasulla-Forner, Manuel },
	title = {Powering Autonomous Sensors},
	publisher = {Springer Netherlands},
	year = {2011},
	address = {Dordrecht},
	url = {http://doi.org/10.1007/978-94-007-1573-8}
}