1. Organisatorische Probleme bei der praktischen Durchführung von Zuchtprogrammen beim Schwein;Averdunk;Züchtungskunde,1970
2. Dissemination of genetic improvement through a livestock industry;Bichard;Anim. Prod.,1971
3. Cost-effectiveness and population structure in cattle breeding programmes;Cunningham,1972
4. Effectiveness of selection on progeny performance as a supplement to earlier culling in livestock;Dickerson;J. Agric. Res.,1944
5. Measurements of back fat thickness on live pigs by ultrasonics;East;Anim. Prod.,1959