Advances in Space Research
Advances in Space Research > 2009 > 43 > 8 > 1212-1219
Advances in Space Research > 2009 > 44 > 4 > 478-482
Advances in Space Research > 2009 > 44 > 8 > 895-906
Advances in Space Research > 2009 > 44 > 12 > 1433-1440