'Acoustic sensors and actuators' (Control, Robotics and Sensors, 2020), 'Sensors, Actuators, and Their Interfaces: A multidisciplinary introduction', Chap. 7, pp. 393-464, DOI: 10.1049/PBCE127E_ch7 IET Digital Library, https://digital-library.theiet.org/;jsessionid=4aah3hct18s4r.x-iet-live-01content/books/10.1049/pbce127e_ch7