A Robust Differential 4×28Gb/s Stacked Optical Receiver in 28nm CMOS Realizing Crosstalk Suppression and Power Supply Rejection, Chuangji Zhou, Wei Huang, Yihua Zhang, Zhuoqi Guo, Dan Li*, Xiaoyan Gui, Shiquan Fan, Xiaoli Wang, Li Geng,  ICTA, 2019