Magnetic field topology of the cool, active, short-period binary system σ2 Coronae Borealis L. Rosén, O. Kochukhov, E. Alecian, C. Neiner, J. Morin, G. A. Wade and the BinaMIcS collaboration A&A, 613 (2018) A60 Published online: 01 June 2018 DOI: 10.1051/0004-6361/201731706