Phillips, Charles L., author
Prentice-Hall, 1988
Buku Teks
Basirun, author
2017
UI - Tesis (Membership)
Trisna Vidia Putri, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2018
UI - Skripsi (Membership)
edited by M. G. Singh, A. Titli, and Laboratoire d'automatique et d'analyse des systemes du C.N.R.S
Pergamon Press, 1978
Buku Referensi
Thaler, George J.
McGraw-Hill, 1960
Buku Teks