Template:Srlink/doc
From Joomla! Documentation
This template can be used to easily externalise cross-namespace links from article space. Project:Self-references to avoid explains why these are undesirable and break on Joomla! Documentation mirrors; {{srlink|Main Page}} displays as Template:Srlink rather than Main Page but remains intact even on mirrors. {{srlink|Main Page|Joomla! Documentation's Main Page}} shows that piping links are allowed: Template:Srlink.