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Effect of gravitational-model selection on accuracy of lunar orbit determination from short data arcs /
by Harald A. Hamer and Katherine G. Johnson.

APA Citation

Hamer, H. A., Johnson, K. G., Langley Research Center. (1969). Effect of gravitational-model selection on accuracy of lunar orbit determination from short data arcs. Washington, D.C.: National Aeronautics and Space Administration .

MLA Citation

Hamer, Harold A, Katherine G Johnson, and Langley Research Center. Effect of Gravitational-model Selection On Accuracy of Lunar Orbit Determination From Short Data Arcs. Washington, D.C.: National Aeronautics and Space Administration , 1969.

Warning: These citations may not always be complete (especially for serials).