Media type: E-Article Title: Logic Programming and Nonmonotonic Reasoning: Conditional Planning with External Functions Contributor: Van Nieuwenborgh, Davy; Eiter, Thomas; Vermeir, Dirk Published: Springer Berlin Heidelberg, 2007 Published in: Logic Programming and Nonmonotonic Reasoning (2007), Seite 214-227 Language: Not determined DOI: 10.1007/978-3-540-72200-7_19 ISSN: 0302-9743; 1611-3349 Origination: Footnote: