@article {4956,
	title = {A 0.5V 560-kHz 18.8-fJ/Cycle On-Chip Oscillator with 96.1-ppm/{\textdegree}C Steady-State Stability Using a Duty-Cycled Digital Frequency-Locked Loop},
	journal = {IEEE Journal of Solid-State Circuits},
	year = {2021},
	author = {Daniel S. Truesdell and Shuo Li and Benton H. Calhoun}
}
