Kumar PH, Lingesh JPVHSS, Ram BM, Priyanka APN, Babu KV, Vamsi UK. Touchless Attendance System using QR Code and Power Apps. IJRESM [Internet]. 2022 Jun. 5 [cited 2024 May 6];5(5):279-81. Available from: https://journal.ijresm.com/index.php/ijresm/article/view/2128