Comparison of four QHR systems within one month using a temperature and pressure stabilized 100-Ω resistor. - Alexandre Satrapinski; Heikki Seppä; Bernd Schumacher; Peter Warnecke; François Delahaye; Wilfrid Poirier; François P. M. Piquemal (IEEE Trans. Instrum. Meas., 2001)

Evaluation of the frequency dependence of the resistance and capacitance standards in the BIPM quadrature bridge. - François Delahaye; Roland Goebel (IEEE Trans. Instrum. Meas., 2005)