RECERCAT - Articles http://www.recercat.cat:80/handle/2072/199864 www.salleurl.edu Wed, 19 Jun 2013 02:26:49 GMT 2013-06-19T02:26:49Z The Channel Image http://www.recercat.cat:80/bitstream/id/53851/ http://www.recercat.cat:80/handle/2072/199864