1. Ecological Studies on the European Corn Borer and Chilo Partellus in the Punjab;Atwal,1969
2. The theoretical control of seasonal pests- a single species model;Birley;Math.Biosci.,1979
3. National Science Foundation (1974). Ecosystem Design and Management. II. Integrated Pest Management; An On-line Control Process. Technical Report; NSF GI-20.
4. Analysis of decision making in crop protection;Norton;Agro-Ecosystems,1976
5. Development and role of forecast models for pest control programmes;Shoemaker,1976