Comment on An ultramassive white dwarf half Earth's size may hold a rare oxygen-neon coreComments−wglbOP1moPaper in Astrophysical Journal https://iopscience.iop.org/article/10.3847/1538-4357/ae7f0b
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Paper in Astrophysical Journal https://iopscience.iop.org/article/10.3847/1538-4357/ae7f0b