[Material on the helminth fauna of animals from the protected zones of Pechora-Ilych State Reserve.] Shaldybin, L.S.; Shaldybina, E.S.; Chistyakov, M.P.[Eds]. [Fauna, systematics, biology and ecology of helminths and their intermediary host.], Gorkovskii Gosudarstvenyi Pedagogicheskii Institut, Gorkii, 1977: 41-44. Chapter pagination: 3-27. 10 [Zoological Record Volume 116]