Koji Hasebe Mitsuhiro Okada Completeness and Counter-Example Generations of a Basic Protocol Logic: (Extended Abstract). 73-92 2006 147 Electr. Notes Theor. Comput. Sci. 1 http://dx.doi.org/10.1016/j.entcs.2005.06.038 db/journals/entcs/entcs147.html#HasebeO06