Bhuiyan, MHR, and M Easdani. “Preserve and Candy Development from Unripe Bel (Aegle Marmelos)”. Journal of Environmental Science and Natural Resources 6, no. 2 (February 11, 2015): 121–126. Accessed July 8, 2024. https://banglajol.info/index.php/JESNR/article/view/22108.