Ah, good catch: <a href="http:&#x2F;&#x2F;link.springer.com.sci-hub.io&#x2F;article&#x2F;10.1007&#x2F;s11948-014-9521-4" rel="nofollow">http:&#x2F;&#x2F;link.springer.com.sci-hub.io&#x2F;article&#x2F;10.1007&#x2F;s11948-0...</a> is indeed working - for now.<p>The whole point of pointing to Sci-Hub is to illustrate the way research is made inaccessible from original sources by paywalls.