European Journal of Operational Research
European Journal of Operational Research > 1999 > 118 > 2 > 332-349
European Journal of Operational Research > 1999 > 118 > 2 > 413-428
European Journal of Operational Research > 1999 > 118 > 2 > 315-331
European Journal of Operational Research > 1999 > 118 > 2 > 259-270
European Journal of Operational Research > 1999 > 118 > 2 > 390-412
European Journal of Operational Research > 1999 > 118 > 2 > 375-389
European Journal of Operational Research > 1999 > 118 > 2 > 271-277
European Journal of Operational Research > 1999 > 118 > 2 > 295-314
European Journal of Operational Research > 1999 > 118 > 2 > 235-258
European Journal of Operational Research > 1999 > 118 > 2 > 350-374
European Journal of Operational Research > 1999 > 118 > 2 > 217-234
European Journal of Operational Research > 1999 > 118 > 2 > 278-294