Biblio

D. Porquet, Done, C., Reeves, J.  N., Grosso, N., Marinucci, A., Matt, G., Lobban, A., Nardini, E., Braito, V., Marin, F., Kubota, A., Ricci, C., Koss, M., Stern, D., Ballantyne, D., and Farrah, D., “A deep X-ray view of the bare AGN Ark 120. V. Spin determination from disc-Comptonisation efficiency method”, \aap, vol. 623, p. A11, 2019.