Simanjuntak, Angel Theresia Rouli, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2021
UI - Skripsi (Membership)
Diah Proboningtias, author
2016
UI - Tesis (Membership)
Ramly Nurhapy, author
Universitas Indonesia, 1999
UI - Tesis (Membership)
Artikel Jurnal
Bona Maruli Tua, author
1999
UI - Skripsi (Membership)