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Management Systems in Production Engineering > 2022 > nr 3 (30) > 207--213
Polish Journal of Management Studies > 2019 > Vol. 20, No. 2 > 104--113
Transport Problems > 2017 > T. 12, z. spec. > 23--34
Polish Journal of Management Studies > 2017 > Vol. 16, No. 2 > 198--209