A ±10ppm −40 to 125°C BAW-based frequency reference system for crystal-less wireless sensor nodes
2017 IEEE International Symposium on Circuits and Systems (ISCAS) (2017) - Comments
doi: 10.1109/iscas.2017.8050282 

Danielle Griffith, Per Torstein Roine, Torjus Kallerud, Brian Goodlin, Zachary Hughes, Ernest Ting-Ta Yen