1. Allan, T.D. (1992) The marine environment. International Journal of Remote Sensing, 13(6,7), 1261–76.
2. Alonso, W. (1960) A theory of the urban land market. Papers and Proceedings, Regional Science Association, (6), 149–57.
3. Bernhardsen, T. (1992) Geographic Information Systems, VIAK IT, Arendal, Norway.
4. Beveridge, M.C.M. and Ross, L.G. (1991) Environment, site selection and planning: The role of geographic information systems in aquaculture, IFS Regional Workshop on Ecology of Marine Aquaculture, Osorno, Chile, 18–23 November, 1991.
5. Bidi, J.T. (1993) Geographical approach to the exclusive economic zone in Guinea Gulf. Ocean & Coastal Management, 19, 137–55.