Bijsterveld, Karin Max Planck Research Group Epistemes of Modern Acoustics, Max Planck Institute for the History of Science, Max Planck Society;
https://www.journals.uchicago.edu/doi/10.1086/714826 (Any fulltext)
Bijsterveld, K. (2021). Slicing Sound: Speaker Identification and Sonic Skills at the Stasi, 1966–1989. Isis, 112(2), 215-241. doi:10.1086/714826.