Phillipa Oaks Arthur H. M. ter Hofstede Guided Interaction: A Language and Method for Incremental Revelation of Software Interfaces for Ad Hoc Interaction. 3-17 2005 conf/bpm/2005w Business Process Management Workshops http://dx.doi.org/10.1007/11678564_2 db/conf/bpm/bpmw2005.html#OaksH05