1. Keefe, C. W., 1972. Marsh production: A summary of the literature, Contr. Marine Sci. 16, 163–181.
2. Keith, J. M., and Skjei, R. E., 1974. Engineering and ecological evaluation of artificial-island design. Rincon Island, Punta Gorda, California, U.S. Army Corps Engineers Coastal Engineering Research Center Tech. Memo. No. 43, 76p.
3. Lambert, A. M., 1971. The Making of the Dutch Landscape. London: Seminar Press, 412p.
4. Marsh, G. P., 1864. Man and Nature. (Reprinted in 1965, Cambridge, Mass.: Belknap Press of Harvard University Press, 472p.)
5. Odum, W. E., and Skjei, S. S., 1974. The issue of wetlands preservation and management: A second view, Coastal Zone Management Jour. 1, 151–163.