Acta Astronautica
Acta Astronautica > 2011 > 68 > 1-2 > 28-33
Acta Astronautica > 2011 > 69 > 7-8 > 658-666
Acta Astronautica > 2011 > 69 > 9-10 > 869-881
Acta Astronautica > 2011 > 68 > 1-2 > 28-33
Acta Astronautica > 2011 > 69 > 7-8 > 658-666
Acta Astronautica > 2011 > 69 > 9-10 > 869-881