bundle install to install the gem requirements used in the makefile make / make watch to generate the Pdf

See in references.bib

https://github.com/asciidoctor/asciidoctor-bibtex https://www.bibsonomy.org/ is a good resource for finding entries.

bibtex entries found by adding /bibtex/ to rfc: e.g. https://datatracker.ietf.org/doc/rfc7231/bibtex/

• https://ukbookpublishing.com/book-publishing-prices/

• https://www.tjbooks.co.uk/ (@lkn knows them)

• https://www.sapc.co.uk/