V838 Monocerotis as seen by ALMA: A remnant of a binary merger in a triple system Tomek Kamiński, Romuald Tylenda, Aleksandra Kiljan, Mirek Schmidt, Krzysztof Lisiecki, Carl Melis, Adam Frankowski, Vishal Joshi and Karl M. Menten A&A, 655 (2021) A32 Published online: 10 November 2021 DOI: 10.1051/0004-6361/202141526