Thiruchelvam, Vinesh, Alexandre Shaka Mughisha, Maryam Shahpasand, and Mervat Bamiah. 2018. “Blockchain-Based Technology in the Coffee Supply Chain Trade: Case of Burundi Coffee”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 10 (3-2):121-25. https://jtec.utem.edu.my/jtec/article/view/4722.