Dowling, S. E.; Hill, R. E. T. (јул 1992). „The distribution of PGE in fractionated Archaean komatiites, Western and Central Ultramafic Units, Mt Keith region, Western Australia”. Australian Journal of Earth Sciences. 39 (3): 349—363. Bibcode:1992AuJES..39..349D. doi:10.1080/08120099208728029.CS1 одржавање: Формат датума (веза)
Dowling, S. E.; Hill, R. E. T. (јул 1992). „The distribution of PGE in fractionated Archaean komatiites, Western and Central Ultramafic Units, Mt Keith region, Western Australia”. Australian Journal of Earth Sciences. 39 (3): 349—363. Bibcode:1992AuJES..39..349D. doi:10.1080/08120099208728029.CS1 одржавање: Формат датума (веза)