Umamaheswari L, Chandrasekar V, Swaminathan N, Poonguzhalan R. Technical efficiency of freshwater aquaculture farms in the Union Territory of Puducherry : frontier production function approach. Indian J. Fish. [Internet]. 2013 Jun. 27 [cited 2026 Jul. 28];60(2). Available from: https://epubs.icar.org.in/index.php/IJF/article/view/10596