Universitas Indonesia, 1992
UI - Skripsi (Membership)
Universitas Indonesia, 2006
UI - Skripsi (Membership)
Universitas Indonesia, 1994
UI - Skripsi (Membership)
Tambun, Saul M. Pardamean
Universitas Indonesia, 1998
UI - Tesis (Membership)
Hardeli
Universitas Indonesia, 2008
UI - Disertasi (Open)