Steps to reproduce
Go to https://en.wikipedia.org/wiki/Main_Page (or any other main namespace page)
Expected results
- There is only one PDF link to Special:ElectronPdf
Actual results
- A link to https://en.wikipedia.org/w/index.php?title=Special:Book&bookcmd=render_article&arttitle=Main+Page&returnto=Main+Page&oldid=889268954&writer=rdf2latex appears
Environments observed
Production
Check any additional observations
Seems to be on ALL projects