edited by H. Hagen, D. Roller
Springer-Verlag, 1991
Buku Teks
Scholz, Daniel, author
Springer, 2012
eBooks
edited by F.-L. Krause, H. Jansen
North-Holland, 1990
Buku Referensi
Solomon, Herbert, author
Society for Industrial and Applied Mathematics, 1978
eBooks
edited by John Woodwark
Clarendon Press, 1989
Buku Teks