https://arxiv.org/abs/astro-ph/0611779
[astro-ph/0611779] The Chemical Distribution in a Subluminous Type Ia Supernova: HST Images of the...
Abstract page for arXiv paper astro-ph/0611779: The Chemical Distribution in a Subluminous Type Ia Supernova: HST Images of the SN 1885 Remnant