Kusolwa, Paul M, Faraja Makwinja, Jackson Nashon, Mayomba Marianna, and Amina Kibola. “Morphological Diversity of Wild Coffee (Coffea Kihansiensis) a Potential Coffee Species for Genetic Improvement”. Tanzania Journal of Science 45, no. 4 (December 31, 2019): 629–649. Accessed May 18, 2024. http://tjs.udsm.ac.tz/index.php/tjs/article/view/154.