Wold, M. (2001). The environment of active galactic nuclei: Excess counts and the nature of their host clusters.
Lua i Stíl Chicago (17ú heag.)Wold, Margrethe. The Environment of Active Galactic Nuclei: Excess Counts and the Nature of Their Host Clusters. 2001.
Lua MLA (8ú heag.)Wold, Margrethe. The Environment of Active Galactic Nuclei: Excess Counts and the Nature of Their Host Clusters. 2001.
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