| 1. |
Journal of the Operational Research Society
1990 : SEP, VOL. 41:9, p. 843-851
|
1990 |
Iyer, S.N.
Sathe, Y.S.
|
|
| 2. |
Economic Geography
1996 : JUL, VOL. 72:3, p. 233-258
|
1996 |
Harrison, B.
Kelley, M.
Gant, J.
|
|
| 3. |
Management Science
1999 : APR, VOL. 45:4, p. 597-607
|
1999 |
Cooper, W. W.
Park, K. S.
Yu, G.
|
|
