«On the connection between the specific heat of a Schottky defect and the curvature observed in the Arrhenius plots in ionic materials» P. Varotsos et K. AlexopoulosJ. Phys. Colloques, 41 C6 (1980) C6-526-C6-529DOI: https://doi.org/10.1051/jphyscol:19806138