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Cultural heritage of the Qin-Shu Ancient Road in Shaanxi: Spatial distribution characteristics and influencing factors
Fig 5
Centroid and standard deviation ellipse of the Qin-Shu Ancient Road heritage.
This figure was generated using ArcGIS 10.2 and is intended for illustrative purposes only.
doi: https://doi.org/10.1371/journal.pone.0331676.g005