Foredrag EPP-produced NO and its 27-day solar cycles in production and mesospheric descent. Hendrickx, K.; Megner, L.; Gumbel, J.; Orsolini, Y.J.; Siskind, D.; Tissøy, H.; Hertvig, M. Publikasjonsdetaljer Presentation at the 6th International Heppa-Solaris workshop, Helsinki, 13-17 June, 2016.