Electrical conductivity mechanisms of ZrNi1-xRhxSn thermoelectric material - V. A. Romaka; L. P. Romaka; P.-F. Rohl; V. V. Romaka; Yu. V. Stadnyk; A. M. Horyn; I. M. Romaniv; I. R. Opirskyi (Journal of Thermoelectricity, 2017)