Sveshnikov, A.G.
Mir Publishers, 1978
Buku Teks SO
Krantz, Steven G.
John Wiley & Sons, 1982
Buku Teks SO
Carrier, George F.
Society for Industrial and Applied Mathematics, 2005
eBooks
Ahlfors, Lars V.
McGraw-Hill, 1979
Buku Teks SO
Universitas Indonesia, 1994
UI - Tugas Akhir