1. Travels in northern Greece.   By  William Martin Leake. Vol 1. 1835.  Internet Archive. p.10     https://archive.org/details/travelsinnorther01leak
2. Epirus The Geography, the Ancient Remains, the History and Topography of Epirus and Adjacent Areas by N. G. L. Hammond. 1967. Internet Archive.  p. 111  (NB. Santi Quaranta)       https://archive.org/details/hamepi
3. Saranda ancient Onchesmos A short history and guide. By Richard Hodges.  https://www.academia.edu/31605887/Saranda_ancient_Onchesmos_A_short_history_and_guide
4. Anchiasmos (Onchesmos) in the 5th-7th centuries city, pilgrimage, centre and port  By Skender Bushi https://www.academia.edu/12879143/Anchiasmos_Onchesmos_in_the_5th_7th_centuries_city_pilgrimage_centre_and_port