Fractal Analysis of Noise Signals of Sampo and John Deere Combine Harvesters in Operational Conditions.Published in:Archives of Acoustics, 2019, v. 44, n. 1, p. 89, doi. 10.24425/aoa.2019.126355By:BOROUJENI, Farzad Mahdiyeh;MALEKI, AliPublication type:Article