Theuerkauf, J., H. Ellenberg, W. Waikuwait, and M. Muhlenberg. “Forest Elephant Distribution and Habitat Use in the Bossematie Forest Reserve, Ivory Coast”. Pachyderm, vol. 30, no. 1, June 2001, pp. 37-43, https://pachydermjournal.org/index.php/pachyderm/article/view/1036.