1. Sudderth, R. B., Kordosky, G. A. Some practical considerations in the evaluation and selection of solvent extraction reagents. In Chemical Reagents in the Mineral Processing Industry, Malhotra, D., Aime, S. M. E., Riggs, W. F., Eds. S. M. E., Littleton, CO, 1986, 181-196.
2. Ritcey, G. M. Chapter 3 Extractants. In Solvent Extraction-Principles and Applications to Process Metallurgy, Vol. 1, revised 2nd ed., Ritcey, G. M., Ed. G. M. Ritcey & Associates, Ottawa, 2006, 69-157.
3. Cyclic polyethers and their complexes with metal salts
4. Cyclic polyethers and their complexes with metal salts