Old Brāhmī inscriptions in the Udayagiri and Khaṇḍagiri caves

Published 1929

A Note on the Three Brāhmī Inscriptions of the Khandagiri-Udayagiri Hills and the Writer of Khāravela's Hāthigumpha- Inscription

by Tripathy, Snigdha, Tripathy, Snigdha
Published 1999

Udayagiri & Khandagiri

by Mitra, Debala
Published 1960

Udayagiri and Khandagiri caves

by Mohapatra, Ramesh Prasad
Published 1981