Gebresenbet, G. Analysis of Forces Acting on Mouldboard Ploughs and Seed Drill Coulters. Uppsala: 1991 208 p. p. v. : tab., ill.
Gebresenbet, G. Analysis of Forces Acting on Mouldboard Ploughs and Seed Drill Coulters. Uppsala: 1991 208 p. p. v. : tab., ill.
Gebresenbet, G. (1991) Analysis of Forces Acting on Mouldboard Ploughs and Seed Drill Coulters, Uppsala: 208 p. p. v. : tab., ill.
Gebresenbet, G. (1991). Analysis of Forces Acting on Mouldboard Ploughs and Seed Drill Coulters. In Relation to Speed, Depth and Soil Conditions. Static and Dynamic Studies. Uppsala: 208 p. p. v. : tab., ill.
Gebresenbet G. Analysis of Forces Acting on Mouldboard Ploughs and Seed Drill Coulters: In Relation to Speed, Depth and Soil Conditions. Static and Dynamic Studies. Uppsala: 1991. p. 208 p. p. v. : tab., ill.