Siagian, Johanes Benhard, author
Universitas Indonesia, 2003
UI - Skripsi (Membership)
Universitas Indonesia, 2005
UI - Skripsi (Membership)
Universitas Indonesia, 2003
UI - Tesis (Membership)
Saragih, Sehat Abdi, author
Fakultas Teknik Universitas Indonesia, 2008
UI - Tesis (Membership)
Universitas Indonesia, 2006
UI - Skripsi (Membership)