@article{DelRe1981,
	title = {On the performance evaluation of a multifrequency-tone envelope detector},
	author = {Enrico Del Re},
	journal = {Signal Processing},
	month = {Jan},
	number = {1},
	pages = {63--72},
	url = {http://www.sciencedirect.com/science/article/B6V18-48V2673-C9/1/46709bde0cc66d20bf7951f8fe37f243},
	volume = {3},
	year = {1981},
	biburl = {http://www.bibsonomy.org/bibtex/224504587ef97a9e8428f4a4ecbddba4c/smicha},
	keywords = {Envelope detector }
}