1. V.I. Arnol’d: Critical points on smooth functions. Proc. Intern. Congr. Math. Vancouver 1974, Vol.1, 19–39.
2. W.W. Crawley-Boevey: Functorial filtrations II: Clans and the Gelfand problem. Preprint, Liverpool 1988.
3. E. Dieterich: Solution of a nondomestic tame classification problem from integral representation theory of finite groups (Λ = RC 3, υ(3) = 4). Memoirs of the Amer. Math. Soc. (to appear).
4. E. Dieterich: Tarne orders. Banach Center Publications, Vol.26, part 1 (to appear).
5. E. Dieterich: Gitterkategorien über Kurvensingularitäten mit großem Führer. Habilitationsschrift, Zürich 1990.