B, David, Belle, R, Dunouau, C, Fleury, P, Fleury, P, Granger -Pouny, Negol, P, and Serrano, M-J. 2000. “French Pharmaceutical Industry and Biologically Active Natural Products from Pierre Fabre Laboratories”. Malaysian Journal of Science 19 (1):13-18. https://juku.um.edu.my/index.php/MJS/article/view/8892.