Cite
HARVARD Citation
Kellner, F. et al. (2019). Sustainability in supplier selection and order allocation: Combining integer variables with Markowitz portfolio theory. Journal of cleaner production. pp. 462-474. [Online].
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Kellner, F. et al. (2019). Sustainability in supplier selection and order allocation: Combining integer variables with Markowitz portfolio theory. Journal of cleaner production. pp. 462-474. [Online].