National policies and patterns of robot diffusion: United Kingdom, Japan, Sweden and the United States. - James Fleck; Barry White (Robotics, 1987)

Automatic Delineation and Height Measurement of Regenerating Conifer Crowns under Leaf-Off Conditions Using UAV Imagery. - Andrew J. Chadwick; Tristan R. H. Goodbody; Nicholas C. Coops; Anne Hervieux; Christopher W. Bater; Lee A. Martens; Barry White; Dominik Röeser (Remote. Sens., 2020)

Species Classification of Automatically Delineated Regenerating Conifer Crowns Using RGB and Near-Infrared UAV Imagery. - Andrew J. Chadwick; Nicholas C. Coops; Christopher W. Bater; Lee A. Martens; Barry White (IEEE Geosci. Remote. Sens. Lett., 2022)