The following reference works are cited in (or were consulted when creating) this
example problem:
Dehé, A. (February, 2007). Silicon microphone development and
application. Sensors and Actuators A: Physical.
133(2):283-287.
Czarny, J. (2015). Conception, fabrication and characterization of a MEMS
microphone. Ph.D. Thesis. National Institute of Applied
Sciences. Lyon, France.