1. A new species of Nematodirus in sheep;Crofton;Nature,1951
2. Nematodirus infestation – a probable cause of losses among lambs;Kingsbury;Vet. Rec.,1953
3. Some observations on Nematodirus disease in Northumberland and Durham;Thomas;Vet. Rec.,1956
4. Where does Nematodirus battus Crofton & Thomas, 1951, come from?;Jansen;Vet. Rec.,1973
5. Parasite biodiversity and emerging pathogens: a role for systematics in limiting impacts on genetic resources;Hoberg,1997