Sources:
- Kirklareli A Tümülüsü - The Archaeological Settlements of Turkey - TAY Project
- Kırklareli Kültür Varlıkları Envanteri. Kuzulu Koyva Kaya Oyma Kilisesi, Kirklareli http://www.kirklarelienvanteri.gov.tr/sitler.php?id=457. Accessed October 30, 2018
- Olivier Henry, Ute Kelp, Tumulus as Sema: Space, Politics, Culture and Religion in the First Millennium BC, Walter de Gruyter 2016
