1. Avramova, M., Jewelry from a prehistoric necropolis near the village of Durankulak, Tolbuchin Region, Dobrudzha (Dobruja), 1986, Book 3, pp. 75–84.
2. Boncev, E., Bune, L., Christoskov, J., Karagjuleva, J., Kostadinov, V., Reisner, G.I., Riznikova, S., Shebalin, N.V., Sholpo, V.N., and Sokerova, D., A method for compilation of seismic zoning prognostic maps for the territory of Bulgaria, Geologica Balcanica, 1982, no. 12(2), pp. 3–48.
3. Boyajiev, K., Dimov, T., and Todorova, G., Les Balkans Orientaux. The Principles of Chronology, in The European Atlas of the Neolithic, L’Europe Orientale, ERAUL, 1993, no. 1, pp. 61–110.
4. Burov, J., Todorova, H., Dimov, T., and Jordanova, D., Die Amphorenstempel aus Durankulak, Durankulak, Group III, Die Hellenistischen befunde, Berlin, 2016, pp. 77–92.
5. Catalogue of Earthquakes of the Balkan Region. I, UNDP-UNESCO Survey of the Seismicity of the Balkan Region, Shebalin, N.V., Karnik, V., D. Hadzievski, D., Eds., Skopje, 1974.