- Andrej Bauer, Peter Hertling, Ker-I Ko, editors, Sixth International Conference on Computability and Complexity in Analysis, CCA 2009, August 18-22, 2009, Ljubljana, Slovenia. Volume 09003 of Dagstuhl Seminar Proceedings, Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, Germany, 2009.