Upgrade StorageWikipedia params.
Please avoid the "coauthors" parameter for wikipedia, and replace with numbered authors (last3= , first3= or author3=) or "others=".
https://en.wikipedia.org/wiki/Help:CS1_errors#deprecated_params
https://en.wikipedia.org/wiki/Help:CS1_errors#deprecated_params
This is an old discussion that has not been active in a long time. Before commenting here, you should strongly consider starting a new discussion instead. If you think the content of this discussion is still relevant, you can link to it from your new discussion.