@misc{indiciae402b5eec8012, title = {Details Of Collision-Avoidance Study}, author = {Chappell, Sheryl L. and Billings, Charles E. and Olsen, M. Christine and Scott, Barry C. and Tuttell, Robert J. and Kozon, Thomas E.}, year = {1990}, url = {https://ntrs.nasa.gov/citations/19900000576}, note = {Source identifier: 19900000576} }