1. Peggs S. ESS Technical Design Report - (ESS-2013-0001). http://eval.esss.lu.se/cgi-bin/public/DocDB/ShowDocument?docid=274.
2. SNS. http://neutrons.ornl.gov/facilities/SNS/.
3. J-PARC. http://j-parc.jp/MatLife/en/index.html.
4. European Spallation Source ESS ERIC. http://europeanspallationsource.se.
5. Garoby R. The European Spallation Source Design. Physica Scripta. 2018; 93(1):014001.