@misc{oai:nipr.repo.nii.ac.jp:00014214, author = {Leyser, Thomas B.}, month = {May}, note = {18th EISCAT symposium Session E5: Active experiments May 26 (Fri), NIPR Auditorium}, title = {Could electromagnetic wave pumping in the L mode be of importance for the magnetic zenith effect?}, year = {2017} }