Long, B.; Exploitasia, I.; Mahmud, R.; Khairani, K.O.; Sectionov, I.; Firdaus, A.Y.; Chandradewi, D.S.; Hartono, D.D.; Sadjudin, H.R.; Hardiana, Y.; Brook, S.M.; Wilson, S.G. 2025. Conservation of the Javan Rhinoceros: Lessons from Indonesia and Vietnam. [chapter 13]. In: Melletti, M.; Talukdar, B.; Balfour, D. 2025. Rhinos of the world: ecology, conservation and management. Berlin, Springer. pp. 333-349. doi.org/10.1007/978-3-031-67169-2_13
Sadjudin, H.R. 2021. The Millenial generation inherits the task of rescuing rhinos in indonesia that resonates with the whole world. Internet blog. pp. 1-7.
Sadjudin, H.R. 2019. Planning without action will see the Javan rhino go extinct (commentary). www.mongabay.com April 2019: 1-7.
Sadjudin, H.R.; Syamsudin, M.; Ramono, W.S. 2013. Status kritis dua jenis badak di Indonesia. Al-Kauniyah Jurnal Biologi 6 (1): 73-83.
Ramono, W.S.; Isnan, M.Waladi; Sadjudin, H.R.; Gunawan, H.; Dahlan, E.N.; Pairah; Hariyadi, A.R.; Syamsudin, M.; Talukdar, B.K.; Gillison, A.N.; Sectionov, I. 2009. Report on a second habitat assessment for the Javan rhinoceros (Rhinoceros sondaicus sondaicus) within the island of Java. Yulee, International Rhino Foundation. pp. 1-85.
Sadjudin, H.R. 1999. Program konservasi badak sumatra (Dicerorhinus sumatrensis Fischer, 1814) di Taman Nasional Way Kambas, Lampung Tengah. In: Setiawan, V.I. 1999. Prosiding semiloka konservasi badak sumatera (Dicerorhinus sumatrensis) bernasis masyarakat di Taman Nasional Way Kambas, Bandar Lampung, Nopember 1999. Bogor, Yayasan Mitra Rhino. pp. 44-53.
Sadjudin, H.R. 1997. Javan rhinoceros conservation training course and field work in Ujung Kulon National Park, West Java, Indonesia. In: Foose, T.J.; Strien, N.J. van 1997. Javan Rhino Colloquium: agenda and briefing book. Bogor, Editorial Committee. p. 20.
Reilly, J.; Hills Spedding, G.; Apriawan; Setiawan, V.I.; Ahmad, M.; Sadjudin, H.R.; Ramono, W.S. 1997. Recent records of the Sumateran rhino, Dicerorhinus sumatrensis, in Way Kambas National Park, Sumatera. Tropical Biodiversity 4 (2): 215-217, table 1.
Strien, N.J. van; Sadjudin, H.R. 1995. Ujung Kulon National Park: Javan rhino – current status, protection and conservation management. Report to Asian Rhino Specialist Group. pp. 1-32.
Sadjudin, H.R. 1991. Status and distribution of the Javan rhino (Rhinoceros sondaicus Desm.) in Ujung Kulon National Park. In: Foose, T.J. 1991. Indonesian rhino conservation workshop, Bogor 3-5 October 1991: Briefing book. Bogor, CBSG, SSC, IUCN. pp. 1-14.
Sadjudin, H.R. 1987. The Javan rhino (Rhinoceros sondaicus Desm.) census in Ujung Kulon National Park. Rimba Indonesia 21 (1): 16-26, figs. 1-2, tables 1-3.
Sadjudin, H.R. 1986. The Javan rhino (Rhinoceros sondaicus Desm.) census in Ujung Kulon National Park. In: Santiapillai, C. 1986. Proceedings of the 4th IUCN/SSC Asian Rhino Specialist Group meeting, Jakarta, Indonesia, 13-14 October 1986. Bogor, World Wildlife Fund (Indonesia Program). pp. 6-18, map 1, tables 1-3.
Sadjudin, H.R. 1984. Census badak jawa (Rhinoceros sondaicus Desmarest, 1822) di Ujung Kulon, April 1984. Report to WWF. pp. 1-24.
Sadjudin, H.R. 1984. Indonesia, Ujung Kulon, Javan rhinoceros. WWF Yearbook 1983-1984: 322-323, fig. 1.
Sadjudin, H.R. 1984. Studi perilaku dan populasi badak Jawa (Rhinoceros sondaicus Desmarest, 1822) di Ujung Kulon. Jakarta, Universitas Nasional, Fakultas Biologi. pp. i-x, 1-87.
Sadjudin, H.R.; Djaja, B. 1984. Monitoring populasi badak Jawa (Rhinoceros sondaicus Desmarest, 1822) di semenanjung Ujung Kulon. Jakarta, Universitas Nasional, Fakultas Biologi. pp. i-v, 1-26.
Sadjudin, H.R.; Lo Yauw Khian; Djaja, B. 1982. Javan rhinoceros: Ujung Kulon. WWF Yearbook 1982: 283-284, fig. 1.
Sadjudin, H.R. 1980. Badak Sumatera (Dicerorhinus sumatrensis Fischer, 1814). Thesis presented to the Universitas Nasional, Jakarta. pp. 1-60.






