1. S. O. Giwa, K. Adama, C. N. Nwaokocha, and O. I. Solana, Int. Energy J. 16, 65–72 (2016).
2. M. Chudnoff, Tropical Timbers of the World - Agriculture Handbook 607 (U.S. Department of Agriculture, Washington, D.C., 1984), p. 464.
3. F. R. Longwood, Present and Potential Commercial Timbers of the Caribbean - Agriculture Handbook 207 (U.S. Department of Agriculture, Washington, D.C., 1979), p. 167.
4. R. J. Streets, Exotic Forest Trees in the British Commonwealth (Clarendon Press, England, 1962), p. 765.
5. J. K. Francis, Hura crepitans L. Sandbox, Molinillo, Jabillo. Euphorbiaceae. Spurge Family. (USDA Forest Service, Southern Forest Experiment Station, Institute of Tropical Forestry, New Orleans, 1990), p. 5.