The European ACQHE project: modular system for the calibration of capacitance standards based on the quantum Hall effect. - Jürgen Melcher; Jürgen Schurr; Klaus Pierz; Jonathan M. Williams; Stephen P. Giblin; Franco Cabiati; Luca Callegaro; Giancarlo Marullo-Reedtz; Cristina Cassiago; Beat Jeckelmann; Blaise Jeanneret; Frédéric Overney; et al. (IEEE Trans. Instrum. Meas., 2003)

A QHE-based system for calibrating impedance standards. - Jaroslav Bohacek (IEEE Trans. Instrum. Meas., 2004)

Four-Terminal-Pair Inductance Comparison Between INRIM and CTU. - Luca Callegaro; Vincenzo D'Elia; Jaroslav Bohacek (IEEE Trans. Instrum. Meas., 2009)