-changes via [[Subversion]]. Or work disconnected using svk and push your
-changes out when you come online. Or use [[git]], [[tla]], or [[mercurial]]
-to work in a distributed fashion all the time. (It's also possible to
-[[plugins/write]] a plugin to support other systems.)
+changes via [[Subversion|rcs/svn]], [[rcs/git]], or any of a number of other
+[[Revision_Control_Systems|rcs]].