Improvement of Apophis Orbit and Prognosis of Collision Probability of the Asteroid with the Earth in 2036.
"Protecting Earth from Asteroids." / Proceedings of 2011 IAA Planetary Defense Conference: Protecting Earth from Asteroids (2011)
Shor V.A., Chernetenko Yu.A., Kochetova O.M., Zheleznov N.B.
"Protecting Earth from Asteroids." / Proceedings of 2011 IAA Planetary Defense Conference: Protecting Earth from Asteroids (2011)