New insights on the massive interacting binary UU Cassiopeiae R. E. Mennickent, G. Djurašević, I. Vince, J. Garcés, P. Hadrava, M. Cabezas, J. Petrović, M. I. Jurkovic, D. Korčáková and H. Markov A&A, 642 (2020) A211 Published online: 23 October 2020 DOI: 10.1051/0004-6361/202038938