Blog internal link disappears

Hi,

All the link in my blog posts disappear.

They are still active in the post preview and in all the rest of the website (menu, pages, etc) but no link are active inside the post pages (included the floating social bar icons).

Link to a post
http://www.socialwebmax.com/2015/04/07/social-network-1-italiano-su-2-e-su-facebook/

Than you