"Protected Monuments in Karnataka". Archaeological Survey of India, Government of India. Indira Gandhi National Center for the Arts. Retrieved 3 June 2015.
"Hiriyur". Department of Tourism, Government of Karnataka, Fort Road, Chitradurga. Archived from the original on 29 ஏப்ரல் 2015. Retrieved 3 June 2015.
"Hiriyur". Department of Tourism, Government of Karnataka, Fort Road, Chitradurga. Archived from the original on 29 ஏப்ரல் 2015. Retrieved 3 June 2015.