Inter-laboratory measurement comparison between INRIM and ESA on electrical quantities Flavio Galliana, Pier Paolo Capra, Roberto Cerri, Vincenzo D’Elia, Enrico Gasparotto, Luca Roncaglione Tet, Marco Del Moro and Alessandro Cozzani Published online: 18 September 2017 DOI: 10.1051/metrology/201707005