International Transactions in Operational Research
International Transactions in Operational Research > 22 > 4 > 693 - 712
International Transactions in Operational Research > 26 > 3 > 908 - 928
International Transactions in Operational Research > 26 > 6 > 2531 - 2560
International Transactions in Operational Research > 29 > 1 > 87 - 112
International Transactions in Operational Research > 29 > 4 > 2613 - 2648
International Transactions in Operational Research > 30 > 1 > 224 - 238