1. Alekperov, I. and Snegovaya, N., Specific composition and number of testaceous amoebae (Testacea Lobosia, Protozoa) of Ganli-Gol lake, Turk. J. Zool., 1999, vol. 23, pp. 313–319.
2. Alves, G., Velho, L., Simoes, N., and Lansac-Toha, F., Biodiversity of testate amoebae (Arcellinida and Euglyphida) in different habitats of a lake in the Upper Parana River floodplain, Eur. J. Protistol., 2010, vol. 46, no. 4, pp. 310–318.
3. Bobrov, A. and Wetterich, S., Testate amoebae of arctic tundra landscapes, Protistology, 2012, vol. 7, no. 1, pp. 51–58.
4. Davidova, R., A study of the moss testate amoebae (Protozoa: Testacea) of the Strandzha Natural Park (South-East Bulgaria), Acta Zool. Bulg., 2008, vol. 60, no. 1, pp. 23–30.
5. Davidova, R., Testate amoebae communities (Protozoa: Arcellinida and Euglyphida) in Rabisha Reservoir (Northwestern Bulgaria), Acta Zool. Bulg., 2010, vol. 62, no. 3, pp. 259–269.