Items where Author is "Pitkänen, T."

Aikio, A.T. and Pitkänen, T. and Kozlovsky, A. and Amm, O. (2006) Method to locate the polar cap boundary in the nightside ionosphere and application to a substorm event. Annales Geophysicae, 24 (7). pp. 1905-1917. ISSN 0992-7689