1. Thermodynamics of ferrous sulphide;Alcock;Nature,1951
2. Measurement of the metal content of naturally occurring metal-deficient hexagonal pyrrhotite by an X-ray spacing method;Arnold;Amer. Mineral.,1962
3. Sulfur-sensing solidstate electrochemical cells and the nature of sulfur vapour;Barker;CSIRO Inst. Energy Earth Res. Division of Mineralogy, Report FP 29,1983
4. The Ag-Au-S system;Barton;Econ. Geol. Bull. Soc. Econ. Geol.,1980
5. Phase relations involving sphalerite in the Fe-Zn-S system;Barton;Econ. Geol. Bull. Soc. Econ. Geol.,1966