1. R. Myhan and E. Jachimczyk, Grain separation in a straw walker unit of a combine harvester, Process Model, Biosystems Engineering, 145 (2016) 93–107.
2. M. Omid, M. Lashgari, H. Mobli, R. Alimardani, S. Mohtasebi and R. Hesamifard, Design of fuzzy logic control system incorporating human expert knowledge for combine harvester, Expert Systems with Applications, 37 (10) (2010) 7080–7085.
3. N. Jun, M. Hanping, Z. Xiaodong and C. Xiuhua, Application of butterworth filter for testing grain cleaning loss, Transactions of the Chinese Society for Agricultural Machinery, 41 (6) (2010) 172–176.
4. G. Jianmin, Z. Gang, Y. Lu and L. Yangbo, Chaos detection of grain impact at combine cleaning loss sensor, Transactions of the Chinese Society for Agricultural Engineering, 27 (9) (2011) 22–27.
5. M. Hanping, L. Wei, H. Lühua and Z. Xiaodong, Design of intelligent grain cleaning losses monitor based on symmetry sensors, Transactions of the Chinese Society for Agricultural Engineering, 28 (7) (2012) 34–39.