Palmyra and Its Empire: Zenobia’s Revolt against Rome - by Richard Stoneman Aurelian and the Third Century - by Alaric Watson www.ancientlibrary.com/smith-bio/0582.html www.leeds.ac.uk/classics/heath/sudabits.html https://web.archive.org/web/20091027102056/http://geocities.com/christopherjbennett/ptolemies/selene_ii.htm