?url_ver=Z39.88-2004&rft_id=10.1007%2F978-3-642-46607-6_45&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Valyi%2C+I.&rft.aulast=Valyi&rft.aufirst=I.&rft.date=1987&rft.issn=0075-8442&rft.isbn=978-3-642-46607-6&rft.title=Epsilon+Solutions+and+Duality+in+Vector+Optimization&rft.btitle=Toward+Interactive+and+Intelligent+Decision+Support+Systems&rft.genre=bookitem