[1] A Ratnapala, C J Vale, A G White, et al.. Laser frequency locking by direct measurement of detuning[J].Opt Lett, 2004, 29(23): 2704-2706.
[2] R W P Drever, J L Hall, F V Kowalski, et al.. Laser phase and frequency stabilization using an optical resonator[J]. Appl Phys B, 1983, 31(2): 97-105.
[3] E D Black. An introduction to Pound-Drever-Hall laser frequency stabilization[J]. Am J Phys, 2001, 69(1): 79-87.
[4] T W Hansch, B Couillaud. Laser frequency stabilization by polarization spectroscopy of a reflecting reference cavity[J]. Opt Commun, 1980, 35(3): 441-444.
[5] J M Boon-Engering, W E van der Veer, E A J M Bent, et al.. Stabilization of an optical cavity containing a birefringent element[J]. Opt Commun, 1997, 140(4): 285-288.
[6] A Banerjee, D Das, U D Rapol, et al.. Frequency locking of tunable diode lasers to a rubidium-stabilized ring-cavity resonator[J]. Appl Opt, 2004, 43(12): 2528-2531.
[7] D A Shaddock, M B Gray, D E McClelland, et al.. Frequency locking a laser to an optical cavity by use of spatial mode interference[J]. Opt Lett, 1999, 24(21): 1499-1501.
[8] R L Barger, M S Sorem, J L Hall. Frequency stabilization of a cw dye laser[J]. Appl Phys Lett, 1973, 22(11): 573-575.
[9] Zhang Yongzhi, Li Zhixin, Yan Xiaojuan, et al.. Optimization of frequency modulation spectral lineshape influenced by the residual amplitude modulation based on the low frequency control of electro-optic modulator[J]. Acta Optica Sinica, 2012, 32(3): 0330001.
[10] N C Wong, J L Hall. Servo control of amplitude modulation in frequency modulation spectroscopy: demonstration of shot-noise-limited detection[J]. J Opt Soc Am B, 1985, 2(9): 1527-1533.
[11] C L Bell, G Hancock, R Peverall, et al.. Characterization of an external cavity diode laser based ring cavity NICE-OHMS system[J]. Opt Express, 2009, 17(12): 9834-9839.
[13] David W Allan. Statistics of atomic frequency standards[J]. Proc IEEE, 1966, 54(2): 221-230.
