1. Air Canvas Application Using OpenCV and Numpy in Python;S U Saoji;IRJET,2021
2. Airscript-creating doc uments in air;Ayushman Dash;2017 14th IAPR International Conference on Document Analysis and Recognition (ICDAR),2017
3. A study of contactless cash withdrawal from ATM in india;Anshul Rai;International Research Journal of Engineering and Technology
4. Technologies introduces 'Touchless' solution for cash withdrawals at ATMs Mahesh Patel, President & Group Chief Technology Officer,: Proposed a method of using Qr code on the screen which can be scanned by the bank's mobile app;AGS Transact