olemus
käeveenide kasutamine biomeetrikuna
= biometric authentication by means of vascular patterns

ülevaateid
https://en.wikipedia.org/wiki/Vein_matching
https://ris.utwente.nl/ws/portalfiles/portal/161155615/10.1007_978_3_030_27731_4.pdf

näiteid
https://www.enggjournals.com/ijet/docs/IJET17-09-04-044.pdf
http://www.upt.edu.mx/Contenido/Investigacion/Contenido/INGENIERIAS/CO/Memorias/2014/CO_ME_2014_02.pdf
https://ro.ecu.edu.au/cgi/viewcontent.cgi?article=7736&context=ecuworks