Melsa, James L., author
McGraw-Hill, 1978
Buku Teks
Gupta, Shanti S., author
Society for Industrial and Applied Mathematics, 2002
eBooks
editor, Frank N. Magill
Salem Press, 1991
Buku Referensi
Zgurovsky, Michael Z., author
Springer Cham, 2019
eBooks
Fajri Anggraeni Ramadhani, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2016
UI - Skripsi (Membership)