1. European Spallation Source ESS AB, http://www.esss.se.
2. S. Peggs et al., European Spallation Source Technical Design Report, ESS-2013-001, http://esss.se/documents/tdr/TDR_final.pdf.
3. S. Peggs et al., European Spallation Source Conceptual Design Report, ESS-2012-001, http://esss.se/documents/CDR_final_120206.pdf.
4. ILL, http://www.ill.eu.
5. ISIS, http://www.isis.stfc.ac.uk.