1. Directorate General of Animal Husbandry and Veterinary, Ministry of National Agriculture. Statistics of Livestock and Animal Health. Book of Statistics 2017. Ditjenpkh.pertanian.go.id. (2017)
2. I. D. Mudawamah, M. F. Retnaningtyas, M. F. Farid, S. Badriyah, Susilowati, Aulanni’am and G. Ciptadi, Journal Kedokteran Hewan 8, 138–141, (2014).
3. Genetic Diversity of Nine Populations of the Black Goat (Capra hircus) in Sichuan, PR China
4. Identification of GPD1 gene from yeast via fluorescence differential display-polymerase chain reaction (FDD-PCR)
5. H. M. Waheed, S. Ali, M. S. Khan, M. S. Rehman and G. Abbas, Adv. Zoolog. Bot. 3, 1–5 (2015).