1. “Living Clocks in the Animal World.”;Bennett,1974
2. Biological clocks and the fiddler crab;Brown;Sci. Am.,1954
3. Enright, J. T. (1965). Endogenous tidal and lunar rhythms. Proc. Int. Congr. Zool., 16th 1963 Vol. 4, pp. 355–359.
4. Resetting a tidal clock: The phase response curve;Enright,1976