olemus
otsing hajusates eritüübilistes andmestikes,
väljastab ühitatud koondtulemusi
=
a technique used to search multiple data sources at once

ülevaateid
https://www.coveo.com/blog/unified-search-vs-federated-search/

https://www.deepwebtech.com/wp-content/uploads/2010/12/Federated-Search-Primer-1.pdf

https://bainsight.com/federated-search

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

https://www.search.io/blog/federated-search

https://www.deepwebtech.com/resources/Federated-Search-for-IP-Research.pdf

http://federatedsearchblog.com/

vahendeid
http://www.searchtools.com/guide/federated-search.html

https://www.loc.gov/catdir/lcpaig/portalproducts.html