1. Optimising harvesting operations on a large scale grain farm;Van Kampen,1969
2. Optimum harvesting systems for cereals;Donaldson,1970
3. A deterministic cost model—total combining costs, machine costs and crop losses over a range of operating conditions;Boyce;Natn. Inst, agric. Engng,1971
4. A study of synthesis of the combine harvester;Dricot,1965
5. Profitable farm mechanization;Culpin,1968