1. Variation of Absorption Ångström Exponent in Aerosols From Different Emission Sources. Issue 10 (11th May 2021) Authors: Helin, A.; Virkkula, A.; Backman, J.; Pirjola, L.; Sippula, O.; Aakko‐Saksa, P.; Väätäinen, S.; Mylläri, F.; Järvinen, A.; Bloss, M.; Aurela, M.; Jakobi, G.; Karjalainen, P.; Zimmermann, R.; Jokiniemi, J.; Saarikoski, S.; Tissari, J.; Rönkkö, T.; Niemi, J. V.; Timonen, H. Journal: Journal of geophysical research Issue: Volume 126:Issue 10(2021) Page Start: n/a Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗