K V Saji, P R Rahul, T E Sheeja, G Uma, B Sasikumar,. “Genetic Diversity Study in Piper Spp. Using Inter Simple Sequence Repeat (ISSR) Markers”. Journal of Spices and Aromatic Crops 22, no. 2 (December 24, 2013): 111–119. Accessed October 5, 2025. https://www.updatepublishing.com/journal/index.php/josac/article/view/5012.