Nna, P. J., T. A. Tor-Anyiin, and J. O. Igoli. 2019. “Fagaramide and Pellitorine from the Stem Bark of Zanthoxylum Zanthoxyloides and Their Antimicrobial Activities”. South Asian Research Journal of Natural Products 2 (3), 1-8. http://journalsarjnp.com/index.php/SARJNP/article/view/30085.