Muller B (2000). “Efficiency Measuring in the Dairy Industry Via Data Envelopment Analysis (DEA).” Kieler Milchwirtschaftliche Forschungsberichte 52(4): 355-378.
Muller B (2000). “Efficiency Measuring in the Dairy Industry Via Data Envelopment Analysis (DEA).” Kieler Milchwirtschaftliche Forschungsberichte 52(4): 355-378.