@ARTICLE{Fritz_Bradley_Keith_Measurement_2012,
 author={Fritz, Bradley Keith and Hoffmann, Wesley Clint and Czaczyk, Zbigniew and Bagley, William and Kruger, Greg and Ryan, Henry},
 volume={vol. 52},
 number={No 4},
 journal={Journal of Plant Protection Research},
 howpublished={online},
 year={2012},
 publisher={Committee of Plant Protection PAS},
 publisher={Institute of Plant Protection – National Research Institute},
 title={Measurement and classification methods using the ASAE S572.1 reference nozzles},
 URL={http://ochroma.man.poznan.pl/Content/88917/PDF/JPPR_52(4)_11_Fritz.pdf},
 doi={10.2478/v10045-012-0072-x},
}