- Performance of Ettawa Crossbred Doe in the Three Different Agro-Zones in Kulon Progo Region, Yogyakarta Province. 2001.
- Livestock Sharing Arrangements in The Province of Yogyakarta Special Region- Indonesia, Perspectives from Different Stakeholders.2003.
- Study of the Existence and Sustainability of Javanese Cattle. 2005.
- Monitoring Genetic Introgression of the Exotic Breeds to Ongole Crossbred in Indonesia (second researcher).2006.
- The Prevalence of Stephanofilaria sp in Simmental and Ongole Crossbred vs Ongole Crossbred cattle in Gunungkidul and Sleman Districts.2007 (present).