The parasitic life cycle of Chabertia ovina (Fabricius, 1788) in sheep. RP Herd, International Journal for Parasitology, 1971, DOI:10.1016/0020-7519(71)90014-2
The pathogenic importance of Chabertia ovina (Fabricius, 1788) in experimentally infected sheep. RP Herd, International Journal for Parasitology, 1971, DOI:10.1016/0020-7519(71)90028-2