[1] [1] Wang Zhiguo, Long Xingwu, Wang Fei. Overview of four-mode differential laser gyros[J]. Laser & Optoelectronics Progress, 2012, 49(4): 040005

[2] [2] C. H. Volk, S. C. Gillespie, J. G. Mark et al.. Multioscillator ring laser gyroscopes and their applications[C]. RTO AGARDO-graph 339, 1999

[3] [3] M. Fernandez, B. Ebner, N. Dahlen. Zero-lock-laser gyro[C]. Proceedings of the Annual Rocky Mountain Guidance and Control Conference, 1989. 235～241

[4] [4] Wang Zhiguo, Long Xingwu, Wang Fei. Research on Langmuir flow patterns in laser gyros[J]. Chinese J. Lasers, 2012, 39(5): 0502015

[5] [5] Wang Zhiguo, Long Xingwu, Wang Fei et al.. Choice of operating point for the four-mode differential laser gyros[J]. Acta Optica Sinica, 2008, 28(2): 301～304

[6] [6] Wang Zhiguo, Long Xingwu, Wang Fei. Dispersion equalization of four-frequency differential laser gyroscope with non-planar resonator[J]. Acta Optica Sinica, 2009, 29(10): 2892～2897

[7] [7] Yuan Jie, Huang Yun, Han Shengjie et al.. The null shift of the differential laser gyro caused by the asymmetry of the left and right gyro′s SFC[J]. Laser Journal, 2002, 23(3): 22～24

[8] [8] Luo Hui, Guo Shaojun, Hu Shaomin et al.. Research and design on high precision frequency-stability measurement system of ring laser gyroscope[J]. Chinese Journal of Inertial Technology, 2005, 13(6): 86～89

[9] [9] T. W. Hahn. Cavity Length Control Apparatus for a Multioscillator[P]. US Patent, 4963026, 1990-10-26

[10] [10] Wang Zhiguo, Long Xingwu, Wang Fei. Zero drift sensitivity in four-frequency differential laser gyros[J]. Infrared and Laser Engineering, 2011, 40(9): 1758～1762

[11] [11] Wang Zhiguo, Long Xingwu, Wang Fei et al.. Path length control fornonplanar four-mode differential laser gyro with hill-climbing method[J]. Acta Optica Sinica, 2010, 30(11): 3233～3238