Li Jing, Ning Ti-Gang, Pei Li, Jian Wei, You Hai-Dong, Chen Hong-Yao, Zhang Chan, Li Chao. Optical single sideband modulation with continuously tunable optical carrier-to-sideband ratio by employing a dual-parallel Mach-Zehnder modulatorJ. Acta Physica Sinica, 2013, 62(22): 224210. DOI: 10.7498/aps.62.224210