Tom O'Brien, Steven D. Linton, editor
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Finberg, Robert W.
Springer, 2012
eBooks
Abi Sofyan Ghifari, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2013
UI - Skripsi Membership
edited by Eugene C. Nelson, Paul B. Batalden, Marjorie M. Godfrey
Jossey-Bass, 2007
Buku Teks
John Wiley & Sons, 2009
eBooks