J. S. He, L. M. Dou, Y. L. Ai, X. W. Shu, N. Jiang, T. G. Wang, F. B. Zhang and R. F. Shen
A&A, 652 (2021) A15
Published online: 03 August 2021
DOI: 10.1051/0004-6361/202140828
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