@conference {cMarques92a, title = {Segmentacion no supervisada de imagenes mediante campos aleatorios}, booktitle = {SIMPOSIUM NACIONAL DE RECONOZIMIENTO DE FORMAS Y ANALISIS IMAGENES}, year = {1992}, pages = {55{\textendash}62}, isbn = {3-8007-2300-X}, author = {Marqu{\'e}s, F. and Gasull, A.} }