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. :114-117 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. :687-690 Jul, 2013