1. Herbivores and the number of tree species in tropical forests;Janzen;Am. Nat.,1970
2. Connell, J.H. (1971) On the role of natural enemies in preventing competitive exclusion isome marine mammals and in rain forest trees. In Dynamics of Populations (Boer, P.J. and Gradwell, G., eds), pp. 298–310, PUDOC
3. Ridley, H.N. (1930) The Dispersal of Plants throughout the World, Ashford
4. The individualistic concept of the plant association;Gleason;Bull. Torrey Bot. Club,1926
5. Pervasive density-dependent recruitment enhances seedling diversity in a tropical forest;Harms;Nature,2000