The 3rd International conference and Workshop 2003: Indonesia in transition
University of Indonesia, 2003
 Buku Teks
Demand Side Management and Third Party Financing: Proceedings, Seminar-Workshop (Jakarta, Indonesia, 17-18 July 1995 ; Manila, Philippines, 20-21 July 1995)
AEEMTRC, 1995
 Buku Teks
Hydroliquefaction studies on Banjarsari coal, South Sumatera, Indonesia
 Artikel Jurnal
Camera-based document analysis and recognition : 4th International Workshop, CBDAR 2011, Beijing, China, September 22, 2011, revised selected papers
edited by Masakazu Iwamura, Faisal Shafait
Springer-Verlag , 2012
 eBooks
Analysis, reconstruction and establishment tourist destination in Toba Samosir, North Sumatera, Indonesia
 Artikel Jurnal
Violent conflicts in Indonesia
 Buku Teks