Federal Office for Radiation Protection (BfS),
Ressortforschungsberichte zur kerntechnischen Sicherheit und zum Strahlenschutz, BfS-RESFOR-38/11: 1-125
2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Boston, MA, USA. IEEE: pp. 5581-5584; ISBN 978-1-4577-1589-1