Scientific journal publication Direct and indirect electron precipitation effect on nitric oxide in the polar middle atmosphere, using a full-range energy spectrum. Smith-Johnsen, C.; Nesse Tyssøy, H.; Hendrickx, K.; Orsolini, Y.; Kishore Kumar, G.; Ødegaard, L.-K. G.; Sandanger, M. I.; Stordal, F.; Megner, L. Publication details Journal: Journal of Geophysical Research: Space Physics, 122, 8679–8693, 2017 DOI: 10.1002/2017JA024364