Plionis, Manolis; Valdarnini, Riccardo (March 1991). "Evidence for large-scale structure on scales about 300/h MPC". Monthly Notices of the Royal Astronomical Society. 249: 46–61. Bibcode:1991MNRAS.249...46P. doi:10.1093/mnras/249.1.46.
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Plionis, Manolis; Valdarnini, Riccardo (March 1991). "Evidence for large-scale structure on scales about 300/h MPC". Monthly Notices of the Royal Astronomical Society. 249: 46–61. Bibcode:1991MNRAS.249...46P. doi:10.1093/mnras/249.1.46.
Fairall, A. P.; Vettolani, G.; Chincarini, G. (May 1989). "A wide angle redshift survey of the Hydra-Centaurus region". Astronomy and Astrophysics Supplement Series. 78 (2): 270. Bibcode:1989A&AS...78..269F. ISSN0365-0138.