Iteration theory and its functional equations proceedings of the International Symposium held at Schloss Hofen (Lochau), Austria, Sept. 28 - Oct. 1, 1984 / edited by R. Liedl, L. Reich, and Gy. Targonski. - Liedl, R. (Roman), 1940-; Reich, L. (Ludwig), 1940-; Targonski, Gyorgy I. (Lecture notes in mathematics (Springer-Verlag) ;, 1985)