[2] A. Motamedi, R. Vahldiek. Generation of fourth-harmonic microwave signals using Mach-Zehnder modulators. Proc. OFC’97, Dallas, USA, 1997. 354~355
[3] Eiji Yoshida, Masataka Nakazawa. Low-threshold 115GHz continuous-wave modulational instability erbium doped fiber laser. Opt. Lett., 1997, 22(18):1409~1411
[4] H. Schmuck. Comparison of optical millimetre-wave system concepts with regard to chromatic dispersion. Electron. Lett., 1995, 31(21):1848~1849