2017 · Christian Kurbis, Ahmad Bawamia, et al. · Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) · 2
2018 · Klaus Doringshoff, Franz B. Gutsch, et al. · Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium (EFTF/IFCS) · 1