Lars Karlsson Abdelbaki Bouguerra Mathias Broxvall Silvia Coradeschi Alessandro Saffiotti To secure an anchor - a recovery planning approach to ambiguity in perceptual anchoring. 1-14 2008 21 AI Commun. 1 http://iospress.metapress.com/content/v7061n3801u721v8/ db/journals/aicom/aicom21.html#KarlssonBBCS08