A numerical evaluation of preliminary orbit determination methods

Chicago citation style
Huseonica, William F. A numerical evaluation of preliminary orbit determination methods. 1970. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011444626. (Accessed November 19, 2018.)
APA citation style
Huseonica, William F, (1970) A numerical evaluation of preliminary orbit determination methods. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011444626
MLA citation style
Huseonica, William F. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/011444626>.
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