Elephants social structure

Moss, CJ. and Poole, J.H. (1983) Relationships and social structure of African elephants. In R. Hinde (Ed.), Primate Social Relationships An Integrated Approach. Blackwell Scientific, Oxford, pp. 315-325. 

Wittemyer, G., Douglas-Hamilton, I. and Getz, W.M. (2005) The socioecology of elephants analysis of the processes creating multitiered social structures. Anim. Behav. 69, 1357-1371. Wyatt, T.D. (2003) Pheromones and Animal Behaviour Communication by Smell and Taste. Cambridge University Press, Cambridge. 

Rathbun, G. B. 1979. The social structure and ecology of elephant-shrews. Z. HerpsychoL, Suppl 20, 1—76. 

Kurt, F. 1974. Remarks on the social structure and ecology of the Ceylon elephant in the Yala National Park. In Behavior of Ungulates and Its Relation to Management (Ed. by V. Geist F. Walther), pp. 618—634. International Union for Conservation of Nature and Natural Resources, Publication 24. 

---