@article{929863,
      recid = {929863},
      author = {Zhang, Guofeng. and Ma, Xiaojing. and Li, Huimin.},
      title = {The effect evaluation of haze governance policies in Hebei  Province - based on I-O model /},
      publisher = {Springer,},
      address = {Singapore :},
      pages = {1 online resource (120 pages)},
      year = {2020},
      url = {http://library.usi.edu/record/929863},
}