- High temperature electrical conductivity in the Ag solubility limit region in ZnS and in CdSeLott, Kalju; Nirk, Tiit; Raukas, Maie; Volobujeva, Olga; Öpik, Andres; Vishnjakov, A.International journal of inorganic materials2001 / 8, p. 1295-1297 : ill