Burke, T. Patrick, author
Blackwell, 2005
Buku Teks
Iyer, V. Ganapathy, author
Tata McGraw-Hill, 1977
Buku Teks
Apostol, Tom M., author
Addison-Wesley, 1974
Buku Teks
Davis, Philip J., author
Birkhäuser, 1981
Buku Teks
Lighthill, Sir James, author
Society for Industrial and Applied Mathematics, 1975
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