If you are using TeXmacs and want to have arxiv or DOI bibliography entries show up with links, then use this bibliography style: https://golem.ph.utexas.edu/~distler/TeXstuff/utcaps.bst
@olynch Thanks for the nice tip!
Another possibility is to customise the internal TeXmacs bibtex parser:
An e-print friendly style should probably be included by default.
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