It's not an author, it translates as "source:". I think it's quite strange to see something like this in an author. Also, it is not a one-off case. Here other pages where the same problem appears https://telegra.ph/Newcinfo-template-4-03-31. And it's even not a full list :).
Also, I found many other mistakes on your template, so try to found and fix them.
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Also, I found many other mistakes on your template, so try to found and fix them.