SINGH, Rakesh P.; MUTHURAJ, M. A Test for Relative Efficiency of Farmers Cultivating Groundnut in Tamil Nadu: A Profit Function Approach. Arthshastra Indian Journal of Economics & Research, [S. l.], v. 2, n. 1, p. 16–21, 2013. DOI: 10.17010/aijer/2013/v2i1/54500. Disponível em: https://indianjournalofmanagement.com/index.php/aijer/article/view/54500. Acesso em: 4 nov. 2025.