Zhao, B., Bian, W., Yu, L., & Wang, C. (2020). The variability of UV/optical Fe ii emission lines in a QSO: SDSS J142052.43+525622.4. Astrophysics & Space Science, 365(2), 1. https://doi.org/10.1007/s10509-020-3733-7
Chicago Style (17th ed.) CitationZhao, Bi-Xuan, Wei-Hao Bian, Li-Ming Yu, and Chan Wang. "The Variability of UV/optical Fe Ii Emission Lines in a QSO: SDSS J142052.43+525622.4." Astrophysics & Space Science 365, no. 2 (2020): 1. https://doi.org/10.1007/s10509-020-3733-7.
MLA (9th ed.) CitationZhao, Bi-Xuan, et al. "The Variability of UV/optical Fe Ii Emission Lines in a QSO: SDSS J142052.43+525622.4." Astrophysics & Space Science, vol. 365, no. 2, 2020, p. 1, https://doi.org/10.1007/s10509-020-3733-7.
Warning: These citations may not always be 100% accurate.