Brian E. Aydemir Aaron Bohannon Stephanie Weirich Nominal Reasoning Techniques in Coq: (Extended Abstract). 69-77 2007 174 Electr. Notes Theor. Comput. Sci. 5 http://dx.doi.org/10.1016/j.entcs.2007.01.028 db/journals/entcs/entcs174.html#AydemirBW07