1. Scandium , ed. C. T. Horovitz , Academic Press , London , 1976
2. F. A. Hart , Comprehensive Coordination Chemistry I , ed. G. Wilkinson , R. D. Gillard and J. A. McCleverty , Pergamon , Oxford , 1987 , vol. 3 , p. 1060
3. S. A. Cotton , Comprehensive Coordination Chemistry II , ed. J. A. McCleverty and T. J. Meyer , Elsevier , Oxford , 2004 , vol. 3 , p. 93
4. K. J. Fisher , Comprehensive Coordination Chemistry II , ed. J. A. McCleverty and T. J. Meyer , Elsevier , Oxford , 2004 , vol. 4 , p. 1
5. Structural properties of scandium inorganic salts