Junghyup Lee and SeongHwan Cho, “A 210 nW 29.3 ppm/°C 0.7 V Voltage Reference with a Temperature Range of -50 to 130 °C in 0.13 μm CMOS,” in Proc. IEEE Symp. VLSI Circuits (VLSIC), Jun. 2011, pp. 278–279. (One of the world’s 3 top semiconductor conferences)

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