<https://secure.gravatar.com/avatar/0b9fc9bf24ab9839895c269bfd0decc7?s=96&amp;d=identicon&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://informatiazilei.net/2329/cum-se-creeaza-un-site-web-de-vanzari/>