Østgaard, A. Mezentsev, S. Cummer, T. Neubert, V. Reglero, O. Chanrion, M. Marisaldi, P. Kochkin, N. Lehtinen, D. Sarria, C. Maiorana, C.A. Skeie, A. Lindanger, Y. Pu, One TGF and two elves produced by the same thunderstorm system, AGU Fall Meeting, San Francisco, 9-13 December, 2019