Palmer, T. S.; Merriam, C. H. (1904). Antilope in: Index generum mammalium: a list of the genera and families of mammals. Government Printing Office, Washington.
Palmer, T. S.; Merriam, C. H. (1904). Capra in: Index generum mammalium: a list of the genera and families of mammals. Government Printing Office, Washington.
Vidyarnava, R. B. S. C. (1918). The Sacred Books of the Hindus. Volume XXI. Yājñavalkya Smṛti. Sudhindra Nath Vasu, Allahabad.
books.google.com
Nowak, R. M. (1999). Blackbuck. Pages 1193–1194 in: Walker's Mammals of the World. Volume 1. The Johns Hopkins University Press, Baltimore, USA and London, UK.