Longobardo, A., Della Corte, V., Ivanovski, S., Rinaldi, G., Zakharov, V., Rotundi, A., Capaccioni, F., Fulle, M., Filacchione, G., Palomba, E., Palumbo, P., Capria, M. T., Tosi, F., Raponi, A., Ciarniello, M., Bockelee-Morvan, D., Erard, S., Leyrat, C., Dirri, F., & , (2019). 67P/Churyumov–Gerasimenko active areas before perihelion identified by GIADA and VIRTIS data fusion. Monthly notices of the Royal Astronomical Society, 483(2), 2165–2176. http://access.bl.uk/ark:/81055/vdc_100173695753.0x00004b