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External trade of early North-Eastern India
Mukherjee, Bratindra Nath, (1992)
Money and social changes in India (up to c. AD 1200) : symposia paper: 13, Indian History Congress, 56th session, thematic symposium, Rabindra Bharati University, Calcutta, December 29, 1995
Mukherjee, Bratindra Nath, (1996)
Media of exchange in early medieval North India