1. S. A. Altshuler, B. M. Kozyrev, Electron Paramagnetic Resonance of the Compounds of Transition Elements [in Russian], Khimia, Moscow. 1972.
2. B. R. McGarvey, J. Chem. Phys.60, 71 (1956).
3. R. H. Falle undG. R. Luckhurst, Mol. Phys.10, 597 (1966).
4. C. K. Mann, in: Electroanalytical Chemistry (A. J. Bard, Hrsg.), Vol. 3, S. 57. New York: M. Dekker. 1969.
5. V. Gutmann undE. Wychera, Inorg. Nucl. Chem. Letters2, 257 (1966).