http://sabian.org/sabian_symbols.php – https://sabiansymbols.com/the-sabian-symbols-story/ – http://www.khaldea.com/articles/dr_mej.shtml
Lexikon – https://sabiansymbols.com/symbol-lookup/ – https://www.jamesburgess.com/sabian-symbols.html – https://cafeastrology.com/sabiansymbols_degreemeanings.html – https://www.astrologie-iging.de/astrologie/die-grad-symbole-im-einzelnen/