Pakasi, Soepartinah, author
Gramedia, 1981
Buku Teks
Amrizal, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 1988
UI - Skripsi (Membership)
Roswati Mudjiarto, author
ITB Bandung, 1995
Buku Teks
Prijono Tjiptoherijanto, 1948-, author
UI-Press, 2010
Buku Teks
Nangoi, Ronald, author
Centre for Strategic and International Studies, 1992
Buku Teks