Richard Cleve, Daniel Gottesman, Michele Mosca, Rolando D. Somma, David L. Yonge-Mallo. Efficient discrete-time simulations of continuous-time quantum query algorithms. In Michael Mitzenmacher, editor, Proceedings of the 41st Annual ACM Symposium on Theory of Computing, STOC 2009, Bethesda, MD, USA, May 31 - June 2, 2009. pages 409-416, ACM, 2009. [doi]
Abstract is missing.