@conference {cSallent88,
	title = {Codificaci{\'o}n piramidal generalizada},
	booktitle = {III Simposium Nacional de Reconocimiento de Formas y An{\'a}lisis de Im{\'a}genes},
	year = {1988},
	pages = {1{\textendash}2},
	isbn = {142440469X/1520-6149},
	author = {Sallent, S. and Torres, L. and Gasull, A.}
}
