1. Release of arsenic from geothermal sources;Aggett,1978
2. Saturator performance in dissolved air (pressure) flotation;Bratby;Water Res.,1975
3. Disposal of liquid effluents from geothermal installations;Defferding;Geothermal Resources Council, Trans.,1978
4. Review of the arsenic cycle in natural waters;Ferguson;Water Res.,1972
5. Improved analytical values for aluminium, iron, manganese and magnesium in Wairakei;Goguel,1977