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Merx, Sigrid: Mapping invisibility. Surveillance art and the potential of performative cartography. In: Martina Leeker, Imanuel Schipper, Timon Beyes (Hg.): Performing the Digital. Performativity and Performance Studies in Digital Cultures. Bielefeld: transcript 2017, S. 157–167. DOI: https://doi.org/10.25969/mediarep/2130.