?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Carlos&rft.aulast=Gonz%C3%A1lez+Montellano&rft.au=Gonz%C3%A1lez+Montellano%2C+Carlos&rft.btitle=Proceedings+of+International+Conference+of+Agricultural+Engineering.+CIGR-Ageng2012&rft.date=2012&rft.title=Load+displacement+in+grape+harvesters%3A+Discrete+Element+Analysis.&rft.genre=proceeding