Swetha Talakola. “Performance Testing of Point of Sale (POS) Systems Ensuring Scalability and Efficiency”. JOURNAL OF RECENT TRENDS IN COMPUTER SCIENCE AND ENGINEERING ( JRTCSE), vol. 7, no. 1, June 2019, pp. 185-01, https://jrtcse.com/index.php/home/article/view/JRTCSE.2019.1.14.