Akhilesh Nawale, Naman Agrawal, Piyush Parakh, S.S.D.N.S.P. 2022. Smart Contact-Less Attendance System . Mathematical Statistician and Engineering Applications. 71, 4 (Nov. 2022), 6461–6470. DOI:https://doi.org/10.17762/msea.v71i4.1234.