?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.isprsjprs.2016.11.001&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Y&rft.au=Xu%2C+Y&rft.aulast=Xu&rft.atitle=Incorporation+of+satellite+remote+sensing+pan-sharpened+imagery+into+digital+soil+prediction+and+mapping+models+to+characterize+soil+property+variability+in+small+agricultural+fields&rft.title=ISPRS+Journal+of+Photogrammetry+and+Remote+Sensing&rft.issn=09242716&rft.date=January+2017&rft.volume=123&rft.pages=1-19&rft.genre=article