@misc{indiciaea2a882e996d8, title = {A Virtual Collaborative Environment for Mars Surveyor Landing Site Studies}, author = {Gulick, V.C. and Deardorff, D. G. and Briggs, G. A. and Hand, K. P. and Sandstrom, T. A.}, year = {1999}, url = {https://ntrs.nasa.gov/citations/20000114452}, note = {Source identifier: 20000114452} }