1. S495. Uniform terminology for agricultural machinery management;ASAE,2002
2. EP496.2. Agricultural machinery management;ASAE,2002
3. D497.4. Agricultural machinery management data;ASAE,2002
4. Engineering Models for Agricultural Production;Hunt,1986
5. Soil compaction, machinery selection, and optimum crop planning;Lavoie;Trans. ASAE,1991