Items where Author is "Perdamean, Hutahaean"
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Perdamean, Hutahaean (2009) Bisnis komersial wisata antariksa. Berita Dirgantara majalah Ilmah Semi Populer, 10 (1): 4. pp. 19-25.
Perdamean, Hutahaean (2009) Bisnis komersial wisata antariksa. Berita Dirgantara majalah Ilmah Semi Populer, 10 (1): 4. pp. 19-25.