?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Mahmud&rft.au=Mahmud%2C+Ajib+Jihadal&rft.aufirst=Ajib+Jihadal&rft.inst=Universitas+Negeri+padang&rft.date=October+2023&rft.degree=Bachelor%2FSkripsi&rft.title=Analisis+Efektivitas+Snapping+Rolls+pada+Traktor+Pemanen+Jagung