La g‚ographie de l'Afghanistan. Etude d'un pays aride Johannes Humlum Avec des chapitres de M Koie and K Ferdinand Copenhagen: Scandinavian University Books, 1959
Reports on parts of the Ghilzi country, and on some of the tribes in the neighbourhood of Ghanzi; and on the route from Ghanzi to Dera Ismail Khan by the Ghwalari Pass Lt James Sutherland Broadfoot ed. Major William Broadfoot 1886