UNDERSTANDING DESIGN COMPLEXITY THROUGH THE MODELLING OF HUMANS
                        Year: 2006
                        Editor: Ryszard Rohaty?ski, Piotr Po?lednik
                        Author: A. J., Medland; G. ,Mullineux
                        Series: EDIProD
                        Section: Specific methods and related topics
                        Page(s): 267-273
                        
Keywords: Constraint modelling, design complexity, variability, solution variables, human modelling