Q. ALI. EFFICIENCY ANALYSIS OF OPEN FIELD TOMATO PRODUCTION IN PUNJAB: A NON PARAMETRIC DATA ENVELOPMENT ANALYSIS APPROACH. Pakistan Journal of Science, [S. l.], v. 69, n. 3, 2023. DOI: 10.57041/pjs.v69i3.537. Disponível em: https://pjosr.com/index.php/pjs/article/view/537. Acesso em: 5 may. 2024.