edited by Henry Stark
Academic Press, 1982
Buku Teks
Zulkifli Lubis, author
1992
UI - Tesis (Membership)
Peled, Abraham
John Wiley & Sons, 1976
Buku Teks
Nau, Tobias, author
Springer, 2012
eBooks
Tyastuti Sri Lestari, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 1992
UI - Skripsi (Membership)