Lumkes, John H., United States

• Agricultural Engineering International: CIGR Journal 2015: Special Issue: 18th World Congress of CIGR - III-Equipment Engineering for Plant Production
  Design of a multipurpose agricultural vehicle and attachments for developing countries
  Abstract  PDF
• Agricultural Engineering International: CIGR Journal 2015: Special Issue: 18th World Congress of CIGR - III-Equipment Engineering for Plant Production
  Manufacturing Agricultural Utility Vehicles in Sub-Saharan Africa
  Abstract  PDF