Robuta

https://www.imkasf.kit.edu/english/2241_4117.php KIT-IMKASF - About IMKASF - Research Groups - Middle atmosphere, solar variability, climate -... about research solar variability kit groups middle https://arts.units.it/handle/11368/2626918 Nitrate in Polar Ice: A New Tracer of Solar Variability polar ice nitrate new tracer solar