TY - JOUR T1 - Quadrupole terms in defect energies in transition metal oxides JO - Philosophical Magazine A PY - 1990/11/01 AU - Stoneham AM AU - Sangster MJL AU - Harding JH ED - DO - DOI: 10.1080/01418619008244914 PB - Informa UK Limited VL - 62 IS - 5 SP - 487 EP - 497 Y2 - 2025/03/11 ER -