Davinder Singh Rathee 2021. Smart Hand washing Machine for Community Service During the COVID-19 Pandemic: A Cost Effective Approach for Robust Hand Hygiene . Turkish Journal of Computer and Mathematics Education (TURCOMAT). 12, 13 (Jun. 2021), 446–451. DOI:https://doi.org/10.17762/turcomat.v12i13.8314.