Fig. 8
![Fig. 8](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40645-020-00357-9/MediaObjects/40645_2020_357_Fig8_HTML.png)
Variability in a enrichment factor in vanadium (EFV) and b a posteriori model contribution of oil combustion sources to LFe (%) in each sampled aerosol (or associated geographical grid cell)
Variability in a enrichment factor in vanadium (EFV) and b a posteriori model contribution of oil combustion sources to LFe (%) in each sampled aerosol (or associated geographical grid cell)