<http://schema.org/url>
<https://techcrunch.com/2015/02/26/google-makes-mobile-friendliness-a-ranking-signal-worldwide-boosts-indexed-apps-in-search-results/>
<https://techcrunch.com/2015/02/26/google-makes-mobile-friendliness-a-ranking-signal-worldwide-boosts-indexed-apps-in-search-results/>