@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://rhis.czasopisma.pan.pl/Content/88917/PDF/JPPR_52(4)_11_Fritz.pdf}, doi={10.2478/v10045-012-0072-x}, }