WE HAVE A SOLUTION TO THIS, THEY ARE CALLED FOOTNOTES.
"COME OUT COME OUT AND FLIP TO THE BACK OF THE FUCKING BOOK AND SEARCH FOR THE TINY NUMBER. OH YOU HAVE A PDF? THEN FUCK YOU AND YOUR FUCKING LIFE" - DERANGED SICKO PUBLISHERS
Under communism, endnotes will be banned and punishable by law.
ok yeah fuck that. won't argue about that, that shit has to be self-linked and shit to be even remotely acceptable.