Surface reflectance mapping using interferometric spectral imagery from a remotely piloted aircraft. - Philip D. Hammer; Lee F. Johnson; Anthony W. Strawa; Stephen E. Dunagan; Robert G. Higgins; James A. Brass; Robert E. Slye; Don V. Sullivan; William H. Smith; Brad M. Lobitz; David L. Peterson (IEEE Trans. Geosci. Remote. Sens., 2001)

Solar-powered UAV mission for agricultural decision support. - Stanley R. Herwitz; Stephen E. Dunagan; Don V. Sullivan; Robert G. Higgins; Lee F. Johnson; Jian Zheng; Robert E. Slye; James A. Brass; Joe G. Leung; Bruce Gallmeyer; Michio Aoyagi (IGARSS, 2003)