@misc{indiciae5ad09aff990d, title = {A laboratory simulation of a single-axis dual-level precision pointing system}, author = {Bullock, G. F. and Morrell, F. R. and Romanczyk, K. C.}, year = {1973}, url = {https://ntrs.nasa.gov/citations/19730023601}, note = {Source identifier: 19730023601} }