Smith, G., B. T. Grenfell, and R. M. Anderson. 1986. The development and mortality of the non-infective free-living stages of ostertagia-ostertagi in the field and in laboratory culture. Parasitology 92:471-482.
Anderson, R. M., and B. T. Grenfell. 1986. Quantitative investigations of different vaccination policies for the control of congenital-rubella syndrome (crs) in the united-kingdom. J Hyg-cambridge 96:305-333.
Grenfell, B. T., G. Smith, and R. M. Anderson. 1986. Maximum-likelihood-estimates of the mortality and 16
migration rates of the infective larvae of ostertagia-ostertagi and cooperia-oncophora. Parasitology 92:643- 652.