Universitas Indonesia, 1990
UI - Skripsi (Membership)
Universitas Indonesia, 1992
UI - Skripsi (Membership)
Madagaskar, author
Universitas Indonesia, 1993
UI - Tesis (Membership)
Universitas Indonesia, 1990
UI - Skripsi (Membership)
Asri Nugrahanti, author
Universitas Indonesia, 1993
UI - Tesis (Membership)