Mike Fagan Alan Carle Switchback: Profile-Driven Recomputation for Reverse Mode. 1029-1038 2002 conf/iccS/2002-2 International Conference on Computational Science (2) http://link.springer.de/link/service/series/0558/bibs/2330/23301029.htm db/conf/iccS/iccS2002-2.html#FaganC02