PERFORMANCE OF THE NRC PRIMARY TIME STANDARDS CsV, CsVI A, CsVI B, CsVI C A. G. Mungall, H. Daams, J. S. Boulanger et C. C. CostainJ. Phys. Colloques, 42 C8 (1981) C8-233-C8-240DOI: https://doi.org/10.1051/jphyscol:1981828
