Okwute, Simon K., and Lester A. Mitscher. “Structure-Activity Relationship Among the Antibacterial Pterocarpans from African Erythrina Species: A Review”. Tropical Journal of Phytochemistry and Pharmaceutical Sciences, vol. 3, no. 5, Sept. 2024, pp. 303-8, doi:10.26538/tjpps/v3i5.2.