Artikel Jurnal
Universitas Indonesia, 2007
UI - Skripsi (Membership)
Sihombing, Frans Johanes Saut Sotarduga, author
2018
UI - Tesis (Membership)
Himawan Wiratama, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Tesis (Membership)
Dalimunthe, Khairul Amri, author
2017
UI - Skripsi (Membership)