Zainuddin, Z., N. Khalid, and T. Chong Seng. “Comparison Between Two Transformation Systems for Introducing CMV Coat Protein Construct into Local Hot Peppers”. Malaysian Journal of Science, vol. 21, no. 1&2, Apr. 2002, pp. 25-30, https://jpmm.um.edu.my/index.php/MJS/article/view/8581.