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DAVID FRYBERGER, Stanford Linear Accelerator Center. SLAC-PUB--6473; CONF-9403180--1 ON: DE95003366 Conference: 1. international workshop on the unidentified atmospheric light phenomena in Hessdalen,Hessdalen (Norway),23-27 Mar 1994
B̈urgesser, R.E., et al., Characterization of the lightning activity of ‘‘Relámpago del Catatumbo’’. Journal of Atmospheric and Solar-Terrestrial Physics (2012), doi:10.1016/j.jastp.2012.01.013