@article{Kraus:4918,
      author        = "Kraus, M. and Kolka, I. and Aret, A. and Nickeler, D.H.
                       and Maravelias, G. and Eenmäe, T. and Lobel, A. and
                       Klochkova, V. G",
      title         = "{A new outburst of the yellow hypergiant star Rho Cas}",
      year          = "2019",
}