Alte surse:
- http://www.copticplace.com/John_Egypt.html
- http://saints.sqpn.com/saint-john-of-lycopolis/
- http://brillonline.nl/entries/religion-past-and-present/john-of-lycopolis-saint-SIM_10932?s.num=0&s.au=%22Tamcke%2C+Martin%22&s.f.s2_parent_title=Religion+Past+and+Present
- http://www.crestinism.net/ortodox/cuviosul-ioan-inaintevazatorul-pustnicul-si-inchisul-din-egipt-27-martie.html