Idrees, M. Naeem, Moinuddin, T. A. M. M. A. K. M. ā€œ Antioxidant Enzymes and Artemisinin Content of Artemisia Annua Lā€. Journal of Phytology, vol. 2, no. 8, Nov. 2010, https://updatepublishing.com/journal/index.php/jp/article/view/2149.