International Transactions in Operational Research
International Transactions in Operational Research > 20 > 2 > 213 - 232
International Transactions in Operational Research > 20 > 2 > 189 - 199
International Transactions in Operational Research > 20 > 2 > 155 - 188
International Transactions in Operational Research > 20 > 2 > 201 - 212
International Transactions in Operational Research > 20 > 2 > 251 - 266
International Transactions in Operational Research > 20 > 2 > 233 - 249