- https://www.sciencedirect.com/science/article/pii/S0019057821001890
- https://saudijournals.com/media/articles/SJEAT_66_130-138.pdf
- https://link.springer.com/article/10.1007/s41403-020-00138-2
- http://www.modern-journals.com/index.php/ijma/article/view/1311/1098
- https://web.archive.org/web/20221028163119id_/https://sciperspective.com/files/sciperspective/ed535f6d-9897-4c6d-960f-4792fb871eb1.pdf
- https://web.archive.org/web/20221028163119id_/https://sciperspective.com/files/sciperspective/ed535f6d-9897-4c6d-960f-4792fb871eb1.pdf
- https://ieeexplore.ieee.org/abstract/document/9711780
- https://pubs.acs.org/doi/full/10.1021/acsphotonics.0c01245#
- https://themedicon.com/pdf/engineeringthemes/MCET-02-004.pdf
- https://www.researchgate.net/profile/Blesson-Davis/publication/351812477_Design_of_Handheld_Equipment_for_Disinfection_of_COVID-19_in_Public_Spaces/links/60ab7add299bf1031fc463dc/Design-of-Handheld-Equipment-for-Disinfection-of-COVID-19-in-Public-Spaces.pdf
- https://www.mdpi.com/2076-3417/10/21/7682