Rahman, M Ataur, OI Joarder, IA Khondoker, and NK Paul. 2009. “Plant Regeneration of Black Pepper (<i>Piper nigrum</I> L.) Through Meristem Culture”. Bangladesh Journal of Genetics and Biotechnology 7 (1):91-93. https://www.banglajol.info/index.php/BJGB/article/view/2374.