Mubalama, L., and K. Sikubwabo. “Rate of Decay of Elephant Dung in the Central Sector of Parc National Des Virunga, Democratic Republic of Congo”. Pachyderm, vol. 33, no. 1, Dec. 2002, pp. 43-49, https://pachydermjournal.org/index.php/pachyderm/article/view/1109.