Marginal-utility-oriented optimization model for collaborative medical supply rebalancing and allocating in response to epidemicsXuehong Gao, Cejun Cao, Zhijin Chen, Guozhong Huang, Huiling Jiang and Liang ZhouRAIRO-Oper. Res., 57 4 (2023) 1995-2024DOI: https://doi.org/10.1051/ro/2023089