E. E. Amoako, W. J. Asante, S. Cobbinah, C. J. W. Kuuder, R. Adongo, and E. A. Lawer, “Tree tenure and its implications for sustainable land management: The case of Parkia biglobosa in the Northern Region of Ghana”, JNRD, vol. 5, pp. 59–64, Aug. 2015.