Saha, KC, HP Seal, and MA Noor. “Isolation and Characterization of Piperine from the Fruits of Black Pepper (Piper Nigrum)”. Journal of the Bangladesh Agricultural University 11, no. 1 (March 4, 2014): 11–16. Accessed October 8, 2025. https://www.banglajol.info/index.php/JBAU/article/view/18197.