Andrew
Universitas Indonesia, 2012
UI - Skripsi (Membership)
Wed Giyarti
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2014
UI - Tesis (Membership)
Freudenthal, Hans
Academic Press, 1987
Buku Teks
edited by A.L. Onishchik
Springer-Verlag, 1993
Buku Referensi
Belinfante, Johan G.F.
Society for Industrial and Applied Mathematics, 1989
eBooks