A New Kimberlite pipe in Balkamthota Vanka, Pennahobilam, Anantapur district, Andhra Pradesh, India. Field aspects and Preliminary investigations,
Phani, P. R. C., V. V. N. Raju (2017) (2017),
Periodico di Mineralogia, 86, 3 p. 213–228,
10.2451/2017PM689.