derdense Region of the Universe Stat:is completely incorporated in Simbad Note:N=18 Voids in the SSRS2 survey.
See also [DPS88] voids in the SSRS survey Ref:=1997ApJ...491..421E byEL-AD H. , PIRAN T. Astrophys. J., 491, 421-435 (1997) Voids in the large-scale structure. oTable 1: <[EP97b] NN> (Nos 1-18)
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