Lansink AO, K Pietola and S Backman (2002). “Effciency and Productivity of Conventional and Organic Farms in Finland 1994-1997.” European Review of Agricultural Economic 29(1): 51-65.
Lansink AO, K Pietola and S Backman (2002). “Effciency and Productivity of Conventional and Organic Farms in Finland 1994-1997.” European Review of Agricultural Economic 29(1): 51-65.