For citations:

Dorokhov V.V., Davydova O.E. Helminth fauna of birds of prey (Strigiformes: Strigidae, Tytonidae) in the Non-Black Earth Region of the Russian Federation. Russian Journal of Parasitology. 2021;15(1):25-31. (In Russ.) https://doi.org/10.31016/1998-8435-2021-15-1-25-31