@article {,
	title = {GPCA vs PCA in Recognition and 3-D Localization of Ultrasound Reflectors},
	journal = {Sensors},
	volume = {10},
	year = {2010},
	month = {05/2010},
	pages = {4825-48-37},
	publisher = {MDPI},
	address = {Suiza},
	issn = {1424-8220},
	doi = {10.3390/s100504825},
	author = {Carlos Andres Luna and J.A. Jimenez and Daniel Pizarro and Cristina Losada-Guti{\'e}rrez}
}
