@conference {109,
	title = {Ultrasonic pattern recognition based on ANN and PCA techniques},
	booktitle = {IEEE International Symposium on Industrial Electronics (ISIE{\textasciiacute}05)},
	year = {2005},
	month = {06/2005},
	pages = {1},
	address = {Dubrovnik, Croatia},
	isbn = {0-7803-8739-2},
	author = {Alberto Ochoa and {\'A}lvaro Hern{\'a}ndez and Ure{\~n}a, J. and Manuel Mazo and Jose Antonio Jimenez and J.J. Garcia and Ana Jimenez}
}
