Xiang, Q., Zhang, H., Jiang, Z.- gang, Zhu, S., & Yan, W. (2016). A Decision-making Method for Active Remanufacturing Time Based on Environmental and Economic Indicators. International Journal of Online and Biomedical Engineering (iJOE), 12(12), pp. 32–37. https://doi.org/10.3991/ijoe.v12i12.6455