Abdullah, Fauziah, and Ibnu Sina. “The Potential of Soursop Seed Extract Annona Muricata Linn As a Biopesticide Against Aphids Aphis Gossypii Glover (Homoptera: Aphididae) on Chilly”. Malaysian Journal of Science 22, no. 2 (August 28, 2003): 11–16. Accessed May 15, 2024. http://mjs.um.edu.my/index.php/MJS/article/view/8507.