De, Utpal Kumar (2007): DYNAMICS OF COAL AND LIMESTONE EXTRACTION IN MEGHALAYA: A COMPARATIVE ANALYSIS. Unpublished.
De, Utpal Kumar (2005): Economics of Crop Diversification: An Analysis of Land Allocation Towards Different Crops. Published in: Assam Economic Review , Vol. 8, No. NIL (2005): 09-29.
De, Utpal Kumar and De, U.K. (2005): Economics of Crop Diversification –An Analysis of Land Allocation towards Different Crops (U.K.De). Published in: Assam Economic Review , Vol. 8, No. 1 : 09-29.
Nayak, Purusottam and Mishra, SK (2009): Structural Change in Meghalaya: Theory and Evidence. Unpublished.