Hadjiloucas, S., Galvao, R., Becerra, V., Bowen, J., Martini, R., Brucherseifer, M., …Chamberlain, J. (2004). Comparison of subspace and arx models of a waveguide's terahertz transient response after optimal wavelet filtering. IEEE Transactions on Microwave Theory and Techniques, 52(10), 2409-2419. https://doi.org/10.1109/tmtt.2004.835983