F. W.  Davis and Moritz, M., ?Disturbance, Mechanisms of?, in Encyclopedia of Biodiversity, vol. 2, S. A.  Levin, Ed. Academic Press, 2001, pp. 153-160.

F. W.  Davis and Moritz, M., ?Disturbance, Mechanisms of?, in Encyclopedia of Biodiversity, vol. 2, S. A.  Levin, Ed. Academic Press, 2001, pp. 153-160.