- Gunawan Jusuf’s Book “Blue Gold” Explores the Significance of Water as a Natural Resource
- Gunawan Jusuf: A Profile of Leadership at the Helm of the Sugar Group Companies
- Gunawan Jusuf’s Leadership Drives Success at the Sugar Group Companies
- Profil Kelompok Gula Eksekutif Gunawan Jusuf
- Gunawan Jusuf Khawatir Tentang Kelangkaan Sumber Daya