**45**, 3, pp. 511–520, 2020

**10.24425/aoa.2020.134068**

### Scattering of Sound Waves in Two Stepped Non-uniformly Lined Duct

**Keywords**: Wiener-Hopf; scattering matrices; step discontinuity; impedance discontinuity; duct

**Full Text:**PDF

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DOI: 10.24425/aoa.2020.134068