literature research
- https://pdfs.semanticscholar.org/61c8/fe7effa85345ae2f526039a68db7550db468.pdf
- https://www.sciencedirect.com/science/article/pii/S0164121214002040
- http://dare.ubvu.vu.nl/bitstream/handle/1871/33101/18819B.pdf?sequence=2
- http://www.mdpi.com/2071-1050/7/4/3984/htm
- https://content.iospress.com/articles/information-services-and-use/isu797
Searched for "Big Data integration" and "Big data retrieval" (maybe without 'big'?")
Edited by Tobias Weber