Showing results 1 to 2 of 2
Title | Author(s) | Issue Date | |
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FAST Search for Circumstellar Atomic Hydrogen. I. The Young Planetary Nebula IC 4997 Journal:The Astrophysical Journal | 2022 | ||
The spectra of evolved stars at 20–25 GHz: Tracing circumstellar chemistry during the asymptotic giant branch to planetary nebula transition Journal:Publications of the Astronomical Society of Japan | 2020 |