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The North-East Frontier of India : a topographical, political and military report ; Calcutta 1883
Michell, St. John F., (1973)
Arunachal Pradesh, "Land der aufsteigenden Sonne" : ein Kapitel indischer Minderheitenpolitik
Bonn, Gisela, (1975)
Enchanted frontiers : Sikkim, Bhutan and India's north-eastern borderlands
Rustomji, Nari, (1971)