1. Adams, M.D., 2016. Summary of Gold Plants and Processes, Gold Ore Processing, second ed. In: Adams, M.D., (Ed.), Elsevier, Western Australia.
2. Inhibition of lead solubilization during the leaching of gold and silver in ammoniacal thiosulphate solutions (effect of phosphate addition);Alonso-Gómez;Hydrometallurgy,2009
3. Thiosulphate leaching of gold-a review;Alymore;Miner. Eng.,2000
4. Anderson, C.G., Twidwell, L.G., Robins, R.G., Mills, K.D., 2014. Arsenic hydrometallurgy; fundamentals, technology and applications, COM 2014, Published by the Canadian Institute of Mining, Metallurgy and Petroleum - Conference of Metallurgists Proceedings ISBN: 978-1-926872-24-7.
5. Using nickel as a catalyst in ammonium thiosulphate leaching for gold extraction;Arima;Mining Mater. Process. Inst. Japan, Mater. Trans.,2004