Suranjit Kosta. “CONCERNS ABOUT DOUBLE SPENDING ATTACK IN BLOCKCHAIN’S SECURITY AND THEIR POTENTIAL SOLUTIONS”. INTERNATIONAL JOURNAL OF INFORMATION TECHNOLOGY AND MANAGEMENT INFORMATION SYSTEMS (IJITMIS), vol. 14, no. 1, June 2023, pp. 59-67, https://lib-index.com/index.php/IJITMIS/article/view/IJITMIS_14_01_007.