Cunningham, Tim; Caiazzo, Ilaria; Prusinski, Nikolaus Z.; Fuller, James; Raymond, John C.; Kulkarni, S. R.; Neill, James D.; Duffell, Paul; Martin, Chris (October 14, 2024). "Expansion properties of the young supernova type Iax remnant Pa 30 revealed". arXiv:2410.10940 [astro-ph].