1. S.V. Krishnaswamy, J. Rosenbaum, S. Horwitz, C. Yale, R.A. Moore, Microw. RF 127, September (1991)
2. C.T.-C. Nguyen, L.P.B. Katehi, G.M. Rebeiz, Proc. IEEE 86, 1756 (1998)
3. L. Elbrecht, R. Aigner, C.-I. Lin, H.-J. Timme, IEEE MTT-S Int. Microw. Symp. Dig. 1, 395 (2004)
4. J.F. Carpentier et al., IEEE Int. Solid-State Circuits Conf. 394 (2005)
5. S.V. Krishnaswamy, J.F. Rosenbaum, S.S. Horwitz, R.A. Moore, IEEE MTT-S Dig. 153 (1992)