@conference {OA2367,
	title = {Resonant Effects Applied in Power Conversion for Contactless Energy Transfer and Energy Harvesting},
	booktitle = {Invited Seminar (Lecture) of S. Valtchev},
	year = {2010},
	month = {August},
	url = {http://oa.uninova.pt/2367/},
	author = {Stanimir Valtchev}
}
