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