Juntao Chang, Daren Yu, Wen Bao and Yi Fan
Acta Astronautica 65 ( 3 ): 457 - 466 , 2009
Juntao Chang, Wen Bao, Daren Yua, Yi Fan and Yi Shen
Acta Astronautica 65 ( 3 ): 467 - 476 , 2009