2013 Joint European Frequency and Time Forum & International Frequency Control Symposium (EFTF/IFC) European Frequency and Time Forum & International Frequency Control Symposium (EFTF/IFC), 2013 Joint. :157-159 Jul, 2013
2013 Joint European Frequency and Time Forum & International Frequency Control Symposium (EFTF/IFC) European Frequency and Time Forum & International Frequency Control Symposium (EFTF/IFC), 2013 Joint. :37-39 Jul, 2013