There are several very useful sites that I used or referred to during this project.

http://www.cpcalive.com/docs/amstrad_cpc_vectors.html
https://www.cpcwiki.eu/index.php/Main_Page
https://cpcrulez.fr/coding_wacci102-rom-a_guide_to_eproms_on_the_cpc.htm
https://www.cpc-power.com/index.php?page=accueil
