Short-term variability and mass loss in Be stars: III. BRITE and SMEI satellite photometry of 28 Cygni★,★★ - Baade, Dietrich; Pigulski, Andrzej; Rivinius, Th; Carciofi, Alex Cavaliéri; Panoglou, Despina; Ghoreyshi, M. R; Handler, G; Kuschnig, R; Moffat, A F J; Pablo, H; Popowicz, A; Wade, G. A; et al. (Astronomy & Astrophysics, 2018)