The A-shell star ϕ Leo revisited: its photospheric and circumstellar spectra C. Eiroa, B. Montesinos, I. Rebollido, Th. Henning, R. Launhardt, J. Maldonado, G. Meeus, A. Mora, P. Rivière-Marichalar and E. Villaver A&A, 653 (2021) A115 Published online: 21 September 2021 DOI: 10.1051/0004-6361/202141140