I. Peters, L. Schumann, J. Terliesner, and W. Stock. Heinrich-Heine-University, Heinrich-Heine-University Department of Information Science Universitätsstraße1, 40225 Düsseldorf, Germany, (October 2011)
C. Runciman, and I. Toyn. Proceedings of the Conference on Functional Programming Languages and
Computer Architecture '89, Imperial College, London, page 166--173. New York, NY, ACM, (1989)