Detection of seven 2+2 doubly eclipsing quadruple systems P. Zasche, Z. Henzl, M. Mašek, R. Uhlař, J. Kára, J. Merc and H. Kučáková A&A, 675 (2023) A113 Published online: 06 July 2023 DOI: 10.1051/0004-6361/202346848