1. Gravity concentration design and operations development and problems;Ottley;Mining Magazine,1978
2. Gravity concentration technology;Burt,1984
3. Celestite ore upgrading from laboratory to mill;Houot,1993
4. The leaching of celestite in sodium carbonate solution;Iwai;Hydrometallurgy,1989
5. Acid leaching of Turkish celestite concentrate;Dogan;Hydrometallurgy,2004