- https://web.archive.org/web/19990128182249/http://wwwusers.imaginet.fr/~ghibelli/dondega.html
More recently found at http://www.dondeg.com/metaphysics/paradigms.pdf
1999-01-28 or earlier
More recently found at http://www.dondeg.com/metaphysics/paradigms.pdf
1999-01-28 or earlier