P. Niemelä

发表

N. Jovanovic, J. Praks, R. Vainio, 2018, 2018 2nd URSI Atlantic Radio Science Meeting (AT-RASC).

H. Tenhunen, J. Plosila, N. Jovanovic, 2019, Journal of Geophysical Research: Space Physics.

N. Jovanovic, J. Praks, E. Tanskanen, 2020 .

V. Bellon-Maurel, I. Tothill, P. Niemelä, 2003 .

C. Poivey, D. Heynderickx, J. Praks, 2019, Space Weather.

Jaan Praks, Petri Niemelä, Adrian Yanes, 2019, IEEE Aerospace and Electronic Systems Magazine.

Jaan Praks, Antti Kestilä, Tuomas Tikka, 2017, 2017 XXXIInd General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS).

J. Praks, E. Kilpua, L. Turc, 2023, Space Science Reviews.