By Raja B.   Sekhar S.J.   Lal D.M.   Kalanidhi A.   in International Journal of Refrigeration

ISSN:0140-7007|26|6|652-658

Elsevier‎(2003)‎

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By Kakwani Nanak   Subbarao Kalanidhi   in Journal of Development Studies

ISSN:0022-0388|43|6|987-1008

Routledge Ltd‎(2007)‎

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