TY - JOUR T1 - Characterisation of PTCR Barium Titanate by Impedance Spectroscopy JO - British Ceramic Proceedings, 'Special Ceramics 9' PY - 1992/12/18 AU - Sinclair DC AU - Johnston DE AU - West AR ED - VL - 49 SP - 223 EP - 227 Y2 - 2024/12/26 ER -