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APA Citation
Han, S., Han, F., Zhang, S., Li, Y., & Zhang, J. (2021). analysis on the Coupling Effect of Xi'an-Yinchuan High Speed Railway and Economy Development in Shanxi-Gansu-Ningxia District Railway and Economy Development in Shanxi-Gansu-Ningxia District. IOP conference series, 693(1), . http://access.bl.uk/ark:/81055/vdc_100126832124.0x00002a