M. S. Shivakumar, S. Aarthi, H. J. Akshitha, K. V. Saji, K. S. Krishnamurthy, and B. Sasikumar, “Characterization of black pepper (Piper nigrum L.) varieties and landraces/farmers selections for spike and berry traits: Characterisation of black pepper for spice and berry traits”, J Spices Arom Crops, vol. 31, no. 2, pp. 134–142, Dec. 2022.