The DLV system for knowledge representation and reasoning N Leone, G Pfeifer, W Faber, T Eiter, G Gottlob, S Perri, F Scarcello ACM Transactions on Computational Logic (TOCL) 7 (3), 499-562, 2006 | 1523 | 2006 |

Hypertree decompositions and tractable queries G Gottlob, N Leone, F Scarcello Proceedings of the eighteenth ACM SIGMOD-SIGACT-SIGART symposium on …, 1999 | 553 | 1999 |

A comparison of structural CSP decomposition methods G Gottlob, N Leone, F Scarcello Artificial Intelligence 124 (2), 243-282, 2000 | 499 | 2000 |

Probview: A flexible probabilistic database system LVS Lakshmanan, N Leone, R Ross, VS Subrahmanian ACM Transactions on Database Systems (TODS) 22 (3), 419-469, 1997 | 460 | 1997 |

Recursive aggregates in disjunctive logic programs: Semantics and complexity W Faber, N Leone, G Pfeifer Logics in Artificial Intelligence: 9th European Conference, JELIA 2004 …, 2004 | 281 | 2004 |

The KR system dlv: Progress report, comparisons and benchmarks T Eiter, N Leone, C Mateis, G Pfeifer, F Scarcello KR 98, 406-417, 1998 | 271 | 1998 |

Semantics and complexity of recursive aggregates in answer set programming W Faber, G Pfeifer, N Leone Artificial Intelligence 175 (1), 278-298, 2011 | 266 | 2011 |

A logic programming approach to knowledge-state planning, II: The DLVK system T Eiter, W Faber, N Leone, G Pfeifer, A Polleres Artificial Intelligence 144 (1-2), 157-211, 2003 | 266* | 2003 |

The complexity of acyclic conjunctive queries G Gottlob, N Leone, F Scarcello Journal of the ACM (JACM) 48 (3), 431-498, 2001 | 266 | 2001 |

Logic programming and knowledge representation—the A-Prolog perspective M Gelfond, N Leone Artificial Intelligence 138 (1-2), 3-38, 2002 | 263 | 2002 |

Disjunctive stable models: Unfounded sets, fixpoint semantics, and computation N Leone, P Rullo, F Scarcello Information and computation 135 (2), 69-112, 1997 | 260 | 1997 |

A deductive system for non-monotonic reasoning T Eiter, N Leone, C Mateis, G Pfeifer, F Scarcello LPNMR 97, 363-374, 1997 | 256 | 1997 |

Declarative problem-solving using the DLV system T Eiter, W Faber, N Leone, G Pfeifer Logic-based artificial intelligence 597, 79-103, 2000 | 252 | 2000 |

Enhancing disjunctive datalog by constraints F Buccafurri, N Leone, P Rullo IEEE Transactions on Knowledge and Data Engineering 12 (5), 845-860, 2000 | 229 | 2000 |

Applications of answer set programming E Erdem, M Gelfond, N Leone AI Magazine 37 (3), 53-68, 2016 | 227 | 2016 |

Robbers, marshals, and guards: game theoretic and logical characterizations of hypertree width G Gottlob, N Leone, F Scarcello Proceedings of the twentieth ACM SIGMOD-SIGACT-SIGART symposium on …, 2001 | 185 | 2001 |

Abduction from logic programs: Semantics and complexity T Eiter, G Gottlob, N Leone Theoretical computer science 189 (1-2), 129-177, 1997 | 166 | 1997 |

Computable functions in ASP: Theory and implementation F Calimeri, S Cozza, G Ianni, N Leone Logic Programming: 24th International Conference, ICLP 2008 Udine, Italy …, 2008 | 151 | 2008 |

Advances in WASP M Alviano, C Dodaro, N Leone, F Ricca Logic Programming and Nonmonotonic Reasoning: 13th International Conference …, 2015 | 139 | 2015 |

Team-building with answer set programming in the Gioia-Tauro seaport F Ricca, G Grasso, M Alviano, M Manna, V Lio, S Iiritano, N Leone Theory and Practice of Logic Programming 12 (3), 361-381, 2012 | 139 | 2012 |