Arnaudova, M. I., Smith, D. J. B., Hardcastle, M. J., Das, S., Drake, A., Duncan, K., …Tasse, C. (2024). Exploring the radio loudness of SDSS quasars with spectral stacking. Monthly Notices of the Royal Astronomical Society, 528(3), 4547-4567. https://doi.org/10.1093/mnras/stae233