C. A. Free

On the Inadequacy of Simple Models of Mutual Interference for Parasitism and Predation

John H. Lawton, J. Lawton, J. Beddington, 1977 .

Characteristics of successful natural enemies in models of biological control of insect pests

J. Lawton, J. Beddington, C. Free, 1978, Nature.

Concepts of Stability and Resilience in Predator-Prey Models

John H. Lawton, J. Lawton, J. Beddington, 1976 .