http://issuu.com/SERPAU/docs/book_sergio_pausig_opticon_2011?mode=embed&layout=http%3A%2F%2Fskin.issuu.com%2Fv%2Fdark%2Flayout.xml&showFlipBtn=true&autoFlip=true&autoFlipTime=6000
http://www.tribenet.it/read.php?read=11420
http://www.facebook.com/#!/album.php?fbid=10150162445423535&id=371397328534&aid=309393
http://sergiopausigofficialsite.jimdo.com/opticon/catalogo/
