1.Estimation and decomposition of technical efficiency for sugarbeet farms
Shunxiang Wu; Stephen Devadoss; Yaochi Lu Applied Economics, 1466-4283, Volume 35, Issue 4, 2003, Pages 471 – 484
http://www.informaworld.com/smpp/ftinterface?content=a713759272&rt=0&format=pdf
2.Technical efficiency of the Ugandan matoke farms
Almas Heshmati; Yilma Mulugeta Applied Economics Letters, 1466-4291, Volume 3, Issue 7, 1996, Pages 491 – 494 http://www.informaworld.com/smpp/ftinterface?content=a758540813&rt=0&format=pdf
3.Livelihoods and farm efficiency in rural Georgia
Dirk Bezemer; Kelvin Balcombe; Junior Davis; Iain Fraser Applied Economics, 1466-4283, Volume 37, Issue 15, 2005, Pages 1737 – 1745
http://www.informaworld.com/smpp/ftinterface?content=a723907184&rt=0&format=pdf
4.Soviet agricultural specialization and efficiency
Kenneth R. Gray Europe-Asia Studies, 1465-3427, Volume 31, Issue 4, 1979, Pages 542 – 558 http://www.informaworld.com/smpp/ftinterface?content=a783671962&rt=0&format=pdf

5.The role of environmental factors in water utilities’ technical efficiency. Empirical evidence from Spanish companies
Andrés J. Picazo-Tadeo;  Francisco J. Sáez-Fernández; Francisco González-Gómez
Applied Economics, 1466-4283, Volume 41, Issue 5, First published 2009, Pages 615 – 628
http://www.informaworld.com/smpp/ftinterface~content=a784709974~fulltext=713240930