%0 Journal Article %T Textural Analysis of Historical Aerial Photography to Characterize Woody Plant Encroachment in South African Savanna %A Hudak, Andrew T %A Wessman, Carol A %A , %J Remote Sensing of Environment %V 66 %N 3 %P 317-330 %@ 0034-4257 %D 1998-12-01 %I Elsevier BV %~ DeepDyve