Liu Zhi, Diao Wen-Ting, Wang Jie-Ying, Liang Qiang-Bing, Yang Bao-Dong, He Jun, Zhang Tian-Cai, Wang Jun-Min. Investigation of experimental parameters of coherent population trapping with cesium vapor cellJ. Acta Physica Sinica, 2012, 61(23): 233201. DOI: 10.7498/aps.61.233201