?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=+Grad+Maria&rft.aufirst=Maria&rft.aulast=Grad&rft.date=2012&rft.isbn=978-963-315-066-5&rft.title=Colour+expression+in+the+Cielab+colour+scale+of+new+stilbene+dyes&rft.genre=proceeding