by Lee, Haijune, Simin Pulat, P.
Published in European journal of operational research (02.04.1993)

by SIMIN PULAT, P, FENGHUEIH HUARNG, HAIJUNE LEE
Published in Computers & operations research (1992)

by Lee, Haijune, Simin Pulat, P.
Published in European journal of operational research (06.03.1991)

by Pulat, P.Simin, Huarng, Fenghueih, Lee, Haijune
Published in Computers & operations research (01.10.1992)