@unpublished {OA2372,
	title = {Contactless Power Transfer},
	journal = {Seminar of S.Valtchev on Contactless Power Transfer},
	year = {2008},
	month = {July},
	abstract = {This seminar was a presentation of S.Valtchev on the methods of wireless energy transfer. The seminar was invited by the colleagues of the Power Processing Laboratory of TU Delft, the Netherlands.},
	url = {http://oa.uninova.pt/2372/},
	author = {Stanimir Valtchev}
}
