TY - GEN AU - Aouad C., Mazzali P., Hachinger S., Teffs J., Pian E., Ashall C., Benetti S., Filippenko A., Tanaka M. T1 - Abundance stratification in Type Ia supernovae – VI. The peculiar slow decliner SN 1999aa CY - PY - 2022 PB - T3 - Monthly Notices of the Royal Astronomical Society VL - 3 UR - https://doi.org/10.1093/mnras/stac2024