<http://www.qrcodepress.com/rapidly-increasing-adoption-of-mobile-devices-boosts-googles-advertising-income/857706/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://www.qrcodepress.com/rapidly-increasing-adoption-of-mobile-devices-boosts-googles-advertising-income/857706/>