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arXiv:1410.4559
Two new methods to detect cosmic voids without density measurements
Andrii Elyiv, Federico Marulli, Giorgia Pollina, Marco Baldi, Enzo Branchini, Andrea Cimatti, Lauro Moscardini
arXiv:1410.2172
The extended ROSAT-ESO Flux-Limited X-ray Galaxy Cluster Survey (REFLEX II) V. Exploring a local underdensity in the Southern Sky
Hans Boehringer, Gayoung Chon, Martyn Bristow, Chris A. Collins
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