1. E. Chiovenda, 1929 . Flora Somala. - Roma. - 1932. Flora Somala 2. - Modena.
2. Bathie H. Perrier, and H. Humbert, 1946 . 106. Burseraceae . - In: ), Flore de Madagascar et des Comores. Tananarive: Imprimerie ofticielle.
3. K. Vollesen, I. Hedberg, and S. Edwards, 1990 . Burseraceae . - In: ), Flora of Ethiopia 3: 442-478. The National Herbarium, Addis Ababa University, Ethiopia, and Department of Systematic Botany, Uppsala University, Sweden.