Replace <ref name=foo //>
with <ref name=foo />
Example:
https://en.wikipedia.org/w/index.php?title=Employment_discrimination&diff=prev&oldid=740243019
Replace <ref name=foo //>
with <ref name=foo />
Example:
https://en.wikipedia.org/w/index.php?title=Employment_discrimination&diff=prev&oldid=740243019