Discovery of a 30-degree-long ultraviolet arc in Ursa MajorA. Bracco, R. A. Benjamin, M. I. R. Alves, A. Lehmann, F. Boulanger, L. Montier, D. Mittelman, D. di Cicco and S. WalkerA&A, 636 (2020) L8DOI: https://doi.org/10.1051/0004-6361/202037975
