Sitko, J.; Heneberg, P. (2015). "Composition, structure and pattern of helminth assemblages associated with central European herons (Ardeidae)". Parasitology International. 64 (1): 100–112. doi:10.1016/j.parint.2014.10.009. PMID25449288.
hbw.com
Martínez-Vilalta, A.; Motis, A.; Kirwan, G.M. (2020). Del Hoyo, Josep; Elliott, Andrew; Sargatal, Jordi; Christie, David; De Juana, Eduardo (eds.). "Grey Heron (Ardea cinerea)". Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. doi:10.2173/bow.graher1.01. S2CID216469782. Retrieved 17 October 2015.
Sitko, J.; Heneberg, P. (2015). "Composition, structure and pattern of helminth assemblages associated with central European herons (Ardeidae)". Parasitology International. 64 (1): 100–112. doi:10.1016/j.parint.2014.10.009. PMID25449288.