1. Barber, M., B. Patten, and J. Finn. (1979). Review and evaluation of I-O flow analysis for ecological applications. In Compartmental analysis of ecosystem models, vol. 10 of Statistical Ecology, ed. J. Matis, B. Patten and G. White. Bertonsville, MD, International Cooperative Publishing House.
2. Bayne, B. L., D. A. Brown, K. Burns, D. R. Dixon, A. Ivanovici, D. R. Livingstone, D. M. Lowe, M. N. Moore, A. R. D. Stebbing and J. Widdows. (1987). The effects of stress and pollution on marine animals. New York, Praeger.
3. Coastal and Estuarine Studies Series;R Costanza,1989
4. Costanza, R. and C. Neill. (1984). Energy intensities, interdependence, and value in ecological systems: a linear programming approach. Journal of Theoretical Biology, 106, 41–57.
5. Costanza, R. and F. H. Sklar. (1985). Articulation, accuracy, and effectiveness of mathematical models: a review of freshwater wetland applications. Ecological Modelling, 27, 45–68.