The regulation of ostertagia-ostertagi populations in calves – the effect of past and current experience of infection on proportional establishment and parasite survival.

Grenfell, B. T., G. Smith, and R. M. Anderson. 1987. The regulation of ostertagia-ostertagi populations in calves – the effect of past and current experience of infection on proportional establishment and parasite survival. Parasitology 95:363-372.