https://www.azoquantum.com/News.aspx?newsID=9799
Astronomers Identify Two Potential Polar Ring Galaxies
Sep 13, 2023 - A group of international astronomers, including scientists from Queen’s University, has determined two possible polar ring galaxies.
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https://www.sao.ru/Doc-en/SciNews/2014/DMhalo/
Measurement of the dark halo shape in polar ring galaxies
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