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I'm writing my paper on overleaf.com with imported Mendeley.bib.

However, I noticed some of my "web-page type" references do not have URLs.

And some references with URLs are displayed with the notation "\url{...}".

Another problem is that some references interpret their "month" info as number, e ...

I'm using Overleaf.com to prepare my thesis.

But I notice that my reference citation number are surrounded by colored, rectangular highlight.

I had used overleaf before but I didn't have such highlights. And I failed to find any difference on latex source code of two documents.

The attachment ...