1. Ahmed, W., 1966, A short note on emerald deposits of Nawe Dand, Mohmand Agency, Peshawar Division: Geological Survey of Pakistan, pre-publication Issue, No. 29, 4p.
2. Bowersox, G.W., and Anwar, J., 1989, The Gujar Killi emerald deposit, Northwest Frontier Province, Pakistan: Gems and Gemology, v. 25, p. 16–24.
3. Coward, M.P., Jan, M.Q., Rex, D., Tarney, J., Thirlwall, M., and Windley, B.F., 1982, Geotectonic framework of the Himalaya of N. Pakistan: Geological Society of London, Journal v. 139, p. 299–308.
4. Davies, R.G., 1962, A green beryl (emerald) near Mingora, Swat State: Panjab University, Geological Bulletin, v. 2, p. 51–52.
5. Gübelin, E.J., 1968, Gemmologische Beobachtungen am neun Smaragd aus Pakistan: Der Aufschluss, Sonderheft 18, p. 110–116.