A 65nm CMOS low-power, low-voltage bandgap reference with using self-biased composite cascode opamp
CMOS Circuit Design, Layout, and Simulation, 2nd edition [Book Review]
0.5-V operational transconductance amplifier for CMOS bandgap reference application
Design of low voltage bandgap reference circuit using subthreshold MOSFET
A 2.6 nW, 0.45 V Temperature-Compensated Subthreshold CMOS Voltage Reference
A Simple Subthreshold CMOS Voltage Reference Circuit With Channel- Length Modulation Compensation