Sudmann, AndreasVolmar, Axel2020-03-102020-03-102019https://mediarep.org/handle/doc/14475engCreative Commons Attribution Non Commercial No Derivatives 4.0 GenericKünstliche IntelligenzDemokratiePolitikTelefonCall Center004320Productive Sounds. Touch-Tone Dialing, the Rise of the Call Center Industry and the Politics of Virtual Voice Assistants10.25969/mediarep/13549978-3-8394-4719-2https://doi.org/10.25969/mediarep/13536