Baryshev, A., Lauria, E., Hesper, R., Zijlstra, T., & Wild, W. (2002). Fixed-tuned waveguide 0.6 THz SIS mixer with wide band IF. In Harward University (Ed.), Proc. 13^th Int. Symp. Space Terahertz Technol. (pp. 1–9). Cambridge, MA, USA.