@misc{indiciaefde6585436f5, title = {Development of a Closed-Loop Strap Down Attitude System for an Ultrahigh Altitude Flight Experiment}, author = {Whitmore, Stephen A. and Fife, Mike and Brashear, Logan}, year = {1997}, url = {https://ntrs.nasa.gov/citations/19970010448}, note = {Source identifier: 19970010448} }