The Thistlethwaite algorithm was developed in 1980.
From David Singmaster's Notes on Rubik's 'Magic Cube'
The Kociemba algorithm was developed from 1991-1992 based on Thistlethwaite's algorithm.
http://kociemba.org/cube.htm
Kociemba's original site: https://web.archive.org/web/19981207044317/http://home.t-online.de/home/Kociemba/cube.htm
Other algorithms
http://cubeman.org/dotcs.txt
https://tomas.rokicki.com/rubik20.pdf
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