olemus
otsene teema- ja ajakohasus

Wiktionary, adj:
relevant
1. directly related, connected, or pertinent to a topic
2. not out of date; current

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

https://en.wikipedia.org/wiki/Relevance_(information_retrieval)

https://aisel.aisnet.org/cgi/viewcontent.cgi?article=3295&context=cais

https://personal.ua.es/francisco.yus/site/ELL2.pdf

http://www2.hawaii.edu/~donnab/lis670/hjorland_relevance_2010.pdf