Kumar, R. K., P. Jansirani, K. Iyanar, P. Paramaguru, and N. Kumar. “Advanced Centre for Molecular Biology and Biotechnology Rubber Research Institute of India, Kottayam-9, Kerala, India”. Journal of Plantation Crops, vol. 41, no. 3, Sept. 2013, pp. 307-13, https://updatepublishing.com/journal/index.php/JPC/article/view/5842.