olemus
ISO/IEC/IEEE 29148:
nõuete tuletustee (ülalt) ja edasituletustee (alla)
piiritlus ja dokumenteerimine
= identification and documentation of the derivation path (upward) and allocation/flow-down path (downward) of requirements in the requirements set

ülevaateid
https://en.wikipedia.org/wiki/Requirements_traceability

https://www2.cdc.gov/cdcup/library/practices_guides/CDC_UP_Requirements_Traceability_Practice_Guide.pdf

https://www.jamasoftware.com/blog/four-best-practices-for-requirements-traceability/

https://www.cs.helsinki.fi/u/paakki/palo.pdf

https://www.nasa.gov/sites/default/files/482456main_1530_-_Graph_theory_traceability_01.pdf