Suranjit Kosta (2023) “CONCERNS ABOUT DOUBLE SPENDING ATTACK IN BLOCKCHAIN’S SECURITY AND THEIR POTENTIAL SOLUTIONS”, INTERNATIONAL JOURNAL OF INFORMATION TECHNOLOGY AND MANAGEMENT INFORMATION SYSTEMS (IJITMIS), 14(1), pp. 59–67. Available at: https://lib-index.com/index.php/IJITMIS/article/view/IJITMIS_14_01_007 (Accessed: 5 October 2025).