Cita APA (7a ed.)

Ren, W., Wang, J., Cai, Z., & Hu, X. (2023). Extreme Variability Quasars in Their Various States. II: Spectral Variation Revealed with Multi-epoch Spectra.

Cita Chicago Style (17a ed.)

Ren, Wenke, Junxian Wang, Zhenyi Cai, y Xufan Hu. Extreme Variability Quasars in Their Various States. II: Spectral Variation Revealed with Multi-epoch Spectra. 2023.

Cita MLA (9a ed.)

Ren, Wenke, et al. Extreme Variability Quasars in Their Various States. II: Spectral Variation Revealed with Multi-epoch Spectra. 2023.