Input Cost Saving and Technical Efficiency Improvement in Shrimp Poly-culture Production a An Application of Data Envelopment Analysis. Global Journal of Science Frontier Research, [S. l.], v. 14, n. D2, p. 13–26, 2014. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/100552. Acesso em: 14 aug. 2026.