https://groups.google.com/g/comp.text.tex/c/CXW3T2hduak

https://groups.google.com/g/comp.text.tex/c/V8dO3HnUm0k

https://groups.google.com/g/comp.text.tex/c/MGm5Vy7whC0

https://groups.google.com/g/comp.text.tex/c/cWUzYnAxmDw

https://pastebin.com/0mjddwX1

https://pastelink.net/8ui1arl8

https://smithonline.smith.edu/mod/forum/view.php?f=76