Hannah Jaenicke, Steven Franzel, and Douglas J. Boland. 1995. “TOWARDS A METHOD TO SET PRIORITIES AMONGST SPECIES FOR TREE IMPROVEMENT RESEARCH - A CASE STUDY FROM WEST AFRICA”. Journal of Tropical Forest Science (JTFS) 7 (3):490-506. https://jtfs.frim.gov.my/jtfs/article/view/1846.