Ivanov, Mario. “Късноантични Latrinae от Serdica: Late Antique Latrinae from Serdica”. Bulgarian e-Journal of Archaeology | Българско е-Списание за Археология 6, no. 2 (December 17, 2016): 203–231. Accessed July 4, 2022. https://be-ja.org/index.php/journal/article/view/be-ja-6-2-2016-203-231.