@conference {cGasull93,
	title = {Character recognition and document analysis by morphological techniq},
	booktitle = {MATHEMATICAL MORPHOLOGY},
	year = {1993},
	pages = {198{\textendash}203},
	author = {Gasull, A. and Corbera, L. and Marqu{\'e}s, F.}
}
@conference {cMontolio93,
	title = {Character recognition and document analysis by morphological techniques},
	booktitle = {WORKSHOP ON MATHEMATICAL MORPHOLOGY AND ITS APPLICATIONS TO SIGNAL PROCESSING},
	year = {1993},
	pages = {198{\textendash}203},
	author = {Montolio, P. and Gasull, A. and Corbera, L. and Marqu{\'e}s, F.}
}
