1. Metastrongylosis in the field: Species and sex ratios of the parasite, preferential location in the respiratory apparatus of the host and concomitant lesions;Ewing;Am. J. vet. Res.,1961
2. A positive correlation between population size and egg-content in Metastrongylus apri (Gmelin, 1790)
3. Anon (1969). Papua New Guinea Department of Agriculture, Stock and Fisheries Annual Report, 1966–67.
4. Immunity to Metastrongylus apri.;Dixon;Vet. Rec.,1968
5. Pig keeping by the subsistence agriculturalist of the New Guinea Highlands;Malynicz;Search,1970