Marco Alberti Federico Chesani Marco Gavanelli Evelina Lamma Paola Mello Paolo Torroni Verifiable agent interaction in abductive logic programming: The SCIFF framework. 2008 9 ACM Trans. Comput. Log. 4 http://doi.acm.org/10.1145/1380572.1380578 db/journals/tocl/tocl9.html#AlbertiCGLMT08