Andrukhovich, Anatoli
Buku Teks
Moore, Patrick, author
W.W. Norton & Co., 1954
Buku Referensi
Hutton, Peter, author
Apa Productions (HK, 1974
Buku Referensi
Buku Teks
Higham, Desmond J., author
Society for Industrial and Applied Mathematics, 2005
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