?url_ver=Z39.88-2004&rft_id=10.1108%2F17260531111179898&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Engida+Woldemichael&rft.au=Engida+Woldemichael%2C+D.&rft.aufirst=D.&rft.date=2011&rft.atitle=A+framework+for+function%C3%AE%EF%BF%BD%C2%B8based+conceptual+design+support+system&rft.title=Journal+of+Engineering%2C+Design+and+Technology&rft.issn=17260531&rft.pages=250-272&rft.issue=3&rft.volume=9&rft.genre=article