@InProceedings{l06-p11-12,
  AUTHOR	= {Ferran Hurtado},
  TITLE		= {Squares},
  YEAR		= 2006,
  BOOKTITLE	= {Proc.~of the 7th Latin American Symposium on Theoretical Informatics (LATIN'06)},
  ADDRESS	= {Valdivia, Chile},
  PAGES		= {11--12},
  KEYWORDS	= {}}