Gems, Jonathan
Mars attacks / Jonathan Gems
A Signet Book, 1996
 Buku Teks
Ebly, Philippe
Undangan dari planit mars
Gramedia, 1977
 Buku Teks
Grego, Peter
Mars and how to observe it
[Springer, ], 2012
 eBooks
Aste, Tomaso
The fursuit of perfect packing
Taylor and Francis, 2008
 Buku Teks
Cornuejols, Gerard, 1950-
Combinatorial optimization: packing and covering
Society for Industrial and Applied Mathematics, 2001
 eBooks