G D Joshi, D S Bagade, D B Malve, N R, R G Khandekar, P M Haldankar, V S Pande, and Bhagwat, A D Rangwala, N D Jambhale, K V Ramana. 2004. “Studies on Rapid Multiplication of Black Pepper (Piper Nigrum L.) on Soil Mound”. Journal of Spices and Aromatic Crops 13 (1):34-36. https://updatepublishing.com/journal/index.php/josac/article/view/4779.