Campbell, I.B. Claridge, G.G.C. Balks, M.R. Short- and long-term impacts of human disturbances on snow-free surfaces in Antarctica. Polar record 34(188): 15-24, 1998.
Campbell, I. Balks, M. The state of the Ross Sea region terrestrial environment: Soils and ice-free areas. In: Ross Sea Region 2001: A state of the environment report for the Ross Sea region of Antarctica.Waterhouse E.(ed) Christchurch: New Zealand Antarctic Institute. 2001. pp.4.16-4.33 ISBN 047810961X
Campbell, I.B. And Claridge, G.G.C. 1995. The persistence of human impact in ice free areas of Antarctica. Abstracts of New Zealand Activities in Antarctica 1994/95. Antarctic Research Centre, Victoria University of Wellington, New Zealand.
Campbell, I.B., Balks, M.R., Campbell, D.I. And Claridge, G.G.C. 1994. Some impacts of human activities on Antarctic soils. In: Soil Science: Current Research and Furture Opportunities. Proceedings of the New Zealand Scoiety of Soils Science Conference 1994. Pg 13.