T. Andzi Barhé, T. Ngoualali, B. B. Mbourangon, and R. P. Ongoka. 2020. “Phytochemical Study and Anti-Radical Activity of the Hydroethanolic Extract of the Barks of Erythrophleum Suaveolens (Guill. & Perr.) Brenan”. World Journal of Pharmaceutical Sciences 8 (10):1-7. https://wjpsonline.com/index.php/wjps/article/view/190.