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12166331 
Journal Article 
Retraction Note: Characteristics of air pollution and environmental economic efficiency in Beijing-Tianjin-Hebei and surrounding areas 
Meng, J; Wang, M; Xuekelaiti, X 
2021 
Yes 
Arabian Journal of Geosciences
ISSN: 1866-7511 
14 
23 
is retraction of 11919042 Characteristics of air pollution and environmental economic efficiency in Beijing-Tianjin-Hebei and surrounding areas