WDF References

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2. F. Pedersini, A. Sarti, and S. Tubaro, ``Object-based sound synthesis for virtual environments-using musical acoustics,'' IEEE Signal Process. Magazine, vol. 17, no. 6, pp. 37-51, Nov. 2000.

3. G.DeSanctis and A.Sarti,``Virtual analog modeling in the wave-digital domain,'' IEEE Trans. Audio, Speech, and Language Process., vol. 18, no. 4, pp. 715-727, May 2010.

4. A. Sarti and G. De Sanctis, ``Systematic methods for the implementation of nonlinear wave-digital structures,'' IEEE Trans. Circuits and Systems I: Regular Papers, vol. 56, no. 2, pp. 460-472, Feb. 2009.

5. K. Meerkötter and R. Scholz, ``Digital simulation of nonlinear circuits by wave digital filter principles,'' in IEEE Int. Symposium Circuits and Systems (ISCAS), vol. 1, June 1989, pp. 720-723.

6. T. Felderhoff, ``A new wave description for nonlinear elements,'' in IEEE Int. Symposium on Circuits and Systems, vol. 3, Sep. 1996, pp. 221-224.

7. A. Sarti and G. De Poli, ``Toward nonlinear wave digital filters,'' IEEE Trans. Signal Process., vol. 47, no. 6, pp. 1654-1668, June 1999.

8. G. De Sanctis, A. Sarti, and S. Tubaro, ``Automatic synthesis strategies for object-based dynamical physical models in musical acoustics,'' in Proc. Int. Conf. Digital Audio Effects (DAFx-03), Sep. 2003, pp. 198-202.

9. R. C. D. Paiva, S. D'Angelo, J. Pakarinen, and V. Välimäki, ``Emulation of operational amplifiers and diodes in audio distortion circuits,'' IEEE Trans. Circuits and Systems II: Express Briefs, vol. 59, no. 10, pp. 688-692, Oct. 2012.

10. M. Karjalainen and J. Pakarinen, ``Wave digital simulation of a vacuum- tube amplifier,'' in IEEE Int. Conf. Acoustics, Speech and Signal Process. (ICASSP), 2006, pp. 153-156.

11. S. D'Angelo, J. Pakarinen, and V. Välimäki,``New family of wave-digital triode models,'' IEEE Trans. Audio, Speech, and Language Process., vol. 21, no. 2, pp. 313-321, Feb. 2013.

12. T. Schwerdtfeger and A. Kummert, ``A multidimensional approach to wave digital filters with multiple nonlinearities,'' in Proc. European Signal Process. Conf. (EUSIPCO), Lisbon, Portugal, Sep. 2014, pp. 2405-2409.

13. S. Petrausch and R. Rabenstein, ``Wave digital filters with multiple nonlinearities,'' in Proc. European Signal Process. Conf. (EUSIPCO), vol. 12, Vienna, Austria, Sep. 2004.

14. S. Bilbao, Wave and Scattering Methods for Numerical Simulation, New York: John Wiley and Sons, Ltd, July 2004.

15. J. Parker,``A simple digital model of the diode-based ring-modulator,'' in Proc. Int. Conf. Digital Audio Effects (DAFx-11), vol. 14, Paris, France, Sep. 2011, pp. 163-166.

16. A. Bernardini, K. J. Werner, A. Sarti, and J. O. Smith III, ``Multi-Port NonLinearities in Wave Digital Structures,'' Proc. 2015 International Symposium on Signals, Circuits and Systems (ISSCS), Jul 9-10 2015, Romania.

17. Kurt Werner et al., ``Wave Digital Filter Adaptors for Arbitrary Topologies and Multiport Linear Elements'', DAFx-15, Trondheim, Norway, 2015.

18. Kurt Werner et al., ``Resolving Wave Digital Filters with Multiple/Multiport Nonlinearities'', DAFx-15, Trondheim, Norway, 2015. Int. Conf. Digital Audio Effects (DAFx-15)