1. ASABE , 2006. Agricultural Machinery Management. ASABE, 2950 Niles Road, St. Joseph, Ml 49085–9659, USA.
2. ASABE , 2011. Agricultural Machinery Management Data. ASABE, 2950 Niles Road, St. Joseph, Ml 49085–9659, USA.
3. Life cycle impact assessment research developments and needs;Bare;Clean Technol. Environ. Policy,2010
4. Midpoints versus endpoints: the sacrifices and benefits;Bare;Int J. Life Cycle Assess.,2000
5. The Renewable Fuel Standard (RFS): An Overview;Bracmort,2020