Shefer V. A. Vladimir Aleksandrovich & Shefer O. V. Olga Vladimirovna. (2015). On the accuracy of approximation of a small celestial body motion using intermediate perturbed orbits calculated from two position vectors and three observations. 2015. https://doi.org/10.1134/S0038094615010074
Chicago Style aipamenaShefer V. A. Vladimir Aleksandrovich and Shefer O. V. Olga Vladimirovna. On the Accuracy of Approximation of a Small Celestial Body Motion Using Intermediate Perturbed Orbits Calculated from Two Position Vectors and Three Observations. 2015, 2015. https://doi.org/10.1134/S0038094615010074.
MLA aipamenaShefer V. A. Vladimir Aleksandrovich and Shefer O. V. Olga Vladimirovna. On the Accuracy of Approximation of a Small Celestial Body Motion Using Intermediate Perturbed Orbits Calculated from Two Position Vectors and Three Observations. 2015, 2015. https://doi.org/10.1134/S0038094615010074.