Roland J. Egger, Bernd Aschenbach. Interaction of the Loop I supershell with the Local Hot Bubble. „Astronomy and Astrophysics”. 294 (2), s. L25-L28, luty 1995. arXiv:astro-ph/9412086. Bibcode: 1995A&A...294L..25E.
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Roland J. Egger, Bernd Aschenbach. Interaction of the Loop I supershell with the Local Hot Bubble. „Astronomy and Astrophysics”. 294 (2), s. L25-L28, luty 1995. arXiv:astro-ph/9412086. Bibcode: 1995A&A...294L..25E.