1. Akaike H (1973) Information theory and an extension of the maximum likelihood principle, in Petrov, B.N.; Csáki, F., 2nd International Symposium on Information Theory, Tsahkadsor, Armenia, USSR, September 2–8, 1971, Budapest: Akadémiai Kiadó, pp. 267–281
2. Arbonnier M (2000) Arbres, arbustes et lianes des zones sèches d’Afrique de l’Ouest. CIRAD Paris
3. Barnes RFW (1983) Effect of elephant browsing on woodlands in a Tanzanian national park: measurements, models and management. J Appl Ecol 20:521–540
4. Barnes RFW (1985) Woodland changes in Ruaha National Park (Tanzania) between 1976 and 1982. Afr J Ecol 23:215–221
5. Barnes RFW (1993) Indirect methods for counting elephants in forest. Pachyderm 16:24–30