olemus
hõlmab andmeid, mis hävisid, kogemata kustutati,
riknesid või muutusid kättesaamatuiks
the process of restoring data that has been lost, accidentally deleted, corrupted or made inaccessible

ülevaateid
https://www.techopedia.com/definition/1069/data-recovery

https://en.wikipedia.org/wiki/Data_recovery

https://7datarecovery.com/

https://www.r-studio.com/file-recovery-basics.html

https://www.just.edu.jo/~tawalbeh/nyit/incs712/presentations/Davory.pdf

https://www.cleverfiles.com/howto/recover-pdf-file-windows.html

https://www.easeus.com/download/data-recovery-book.pdf

vahendeid
https://www.easeus.com/ad/data-recovery-wizard.htm

https://toolbox.iskysoft.com/data-recovery-tips/top-linux-data-recovery-software.html

https://7datarecovery.com/best-recovery-apps/