1. H. Gruenberg, Annual Report KB 1984, ZfK-571 (1985) 18.
2. K. Henkel, G. Braun and K. Teske, Annual Report Kb 1985, ZfK-599 (1986) 138.
3. G. Braun, H. Herberg, H. Rossbach and S. Boy, Thermische Analysenverfahren 3, FSU Jena, Jena 1985, p. 19.
4. A. W. Coats and J. P. Redfern, Nature, 4 (1964) 88.
5. E. S. Freeman and B. Caroll, Phys. Chem., 62 (1958) 394.