4876 20200603140251.0 https://doi.org/10.1007/s11207-020-01635-x DOI SCART-2020-0104 Mierla, Marilena Long-term Evolution of the Solar Corona Using PROBA2 Data 2020 STCE Janssens, Jan D'Huys, Elke Wauters, Laurence West, Matthew J. Seaton, Daniel B. Berghmans, David Podladchikova, Elena Solar Physics 295 66 marilena.mierla@observatoire.be https://link.springer.com/article/10.1007%2Fs11207-020-01635-x published in REFERD