TY - CHAP TI - Evaluating Adaptive Work-integrated Learning Systems: From the Lab to the Field AF - EC-TEL 2011, Towards Ubiquitous Learning: 6th European Conference on Technology Enhanced Learning, EC-TEL 2011 PP - Palermo PY - 2011-01-01 AU - Kump, Barbara AU - Lindstaedt, Stefanie AU - Ley, Tobias ER -