1. Niels Bohr Institute
2. Lund University
3. University of Glasgow
4. University College London
5. University of Bergen
6. European Organization for Nuclear Research
7. University of Warsaw
8. National Institute for Nuclear Physics
9. Deutsche Elektronen-Synchrotron DESY
10. Durham University
11. Fermi National Accelerator Laboratory National Accelerator Laboratory
12. Dresden University of Technology