R.M. Sumoprastowo, author
Bharatara, 1997
Buku Teks
Ronny Rachman Noor, author
Penebar Swadaya, 1996
Buku Teks
Warwick, E.J., author
Gadjah Mada University Press, 1983
Buku Teks
Marlina, author
Fakultas Matematika dan Ilmu Pengetahuan Alam. Universitas Indonesia, 1990
UI - Skripsi (Membership)
Rina Artining Anggorodi, author
Gramedia, 1994
Buku Teks