Jim Grundy Thomas F. Melham Sava Krstic Sean McLaughlin Tool Building Requirements for an API to First-Order Solvers. 15-26 2006 144 Electr. Notes Theor. Comput. Sci. 2 http://dx.doi.org/10.1016/j.entcs.2005.12.003 db/journals/entcs/entcs144.html#GrundyMKM06