?url_ver=Z39.88-2004&rft_id=10.1007%2F978-3-662-21637-8_2&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Lewandowski%2C+A.&rft.aulast=Lewandowski&rft.aufirst=A.&rft.date=1989&rft.issn=0075-8442&rft.title=Decision+support+systems+of+DIDAS+family&rft.btitle=Aspiration+Based+Decision+Support+Systems&rft.genre=bookitem