@article{Mierla:5132,
      author        = "Mierla, Marilena and Janssens, Jan and D'Huys, Elke and
                       Wauters, Laurence and West, Matthew J. and Seaton, Daniel
                       B. and Berghmans, David and Podladchikova, Elena",
      title         = "{Long-term Evolution of the Solar Corona Using PROBA2 Data
                       }",
      month         = "Dec",
      year          = "2020",
}