<http://schema.org/url>
<http://thenextweb.com/eu/2011/01/05/cleeng-makes-it-easy-to-charge-for-your-blog-without-annoying-readers/>
<http://thenextweb.com/eu/2011/01/05/cleeng-makes-it-easy-to-charge-for-your-blog-without-annoying-readers/>