Heidelberg colloquium on spin glasses 1983. Lecture notes in physics, vol. 192 proceedings of a colloquium held at the university of Heidelberg 30 May to 3 june 1983, 356 p. Edited by J. L. van Hemmen and I. Morgenstern. Springer‐verlag, Berlin, Heidelberg, New York, Tokyo 1983. Pries: DM 48.—. ISBN 3–540–12872–7