[1] Paul D. Humphrey, John E. Bowers. Fiber-birefringence tuning technique for an erbium-doped fiber ring laser [J]. IEEE Photon. Technol. Lett., 1993, 5(1):32~34
[2] Chien-Hung Yeh, Chien-Chung Lee, Sien Chi. A tunable S-band erbium-doped fiber ring laser [J]. IEEE Photon. Technol. Lett., 2003, 15(8):1053~1054
[3] Chien-Hung Yeh, Ming-Ching Lin, Sien Chi. Stabilized and wavelength-tunable S-band erbium-doped fiber ring laser with single-longitudinal-mode operation [J]. Opt. Express, 2005, 13(18):6828~6832
[8] N. Azami, A. Saissy, M. De Micheli et al.. Improved polarimetric tuning of an Er3+-doped fiber laser [J]. Opt. Commun., 1998, 158(1):84~88
[9] Nir Friedman, Avishay Eyal, Moshe Tur. The use of the principal states of polarization to describe tunability in a fiber laser [J]. IEEE J. Quantum Electron., 1997, 33(5):642~648