1. Cyclic polyethers and their complexes with metal salts
2. Cyclic polyethers and their complexes with metal salts
3. K. B. Mertes and J. M.Lehn, Multidentate, Macropolycyclic and Macropolycyclic Ligands, in Comprehensive Coordination Chemistry, ed. G. Wilkinson, R. Gillard and J. A. McCleverty, Pergamon, Oxford, 1987, vol. 2, p. 915;
4. D. E. Fenton , Alkali Metals and Group IIA Metals, in Comprehensive Coordination Chemistry, ed. G. Wilkinson, R. Gillard and J. A. McCleverty, Pergamon, Oxford, 1987, vol. 3, p. 1.
5. Coordination chemistry of alkali and alkaline earth cations