Tibor Bosse Rob Duell Mark Hoogendoorn Michel C. A. Klein Rianne van Lambalgen Andy van der Mee Rogier Oorburg Alexei Sharpanskykh Jan Treur Michael de Vos A Generic Personal Assistant Agent Model for Support in Demanding Tasks. 3-12 2009 HCI (16) http://dx.doi.org/10.1007/978-3-642-02812-0_1 conf/hci/2009-16 db/conf/hci/hci2009-16.html#BosseDHKLMOSTV09