Jesper Bengtson Karthikeyan Bhargavan Cédric Fournet Andrew D. Gordon Sergio Maffeis Refinement Types for Secure Implementations. 17-32 2008 CSF http://doi.ieeecomputersociety.org/10.1109/CSF.2008.27 conf/csfw/2008 db/conf/csfw/csf2008.html#BengtsonBFGM08