Brian E. Aydemir Aaron Bohannon Matthew Fairbairn J. Nathan Foster Benjamin C. Pierce Peter Sewell Dimitrios Vytiniotis Geoffrey Washburn Stephanie Weirich Steve Zdancewic Mechanized Metatheory for the Masses: The PoplMark Challenge. 50-65 2005 conf/tphol/2005 TPHOLs http://dx.doi.org/10.1007/11541868_4 db/conf/tphol/tphol2005.html#AydemirBFFPSVWWZ05