The paper - User-Driven Modelling: Visualisation and Systematic Interaction for end-user programming - has been accepted for - Journal of Visual Languages & Computing - http://www.sciencedirect.com/science/journal/1045926X.
I'm the lead author on this paper and it's based on my PhD research, the other authors are my supervision team from University of the West of England - Tony Solomonides and Ian Beeson.
I'll post a link to this paper when it's published.