, AZEL-Designing Group S.R.L., Bucharest-Magurele, Romania

• Annals of Geophysics Vol. 55 No. 1 (2012) - EARTHQUAKE PRECURSORS / Special Issue ed. by P.F. Biagi, M.E. Contadakis, M. Hayakawa and T. Maggipinto
  Wavelet analysis of the LF radio signals collected by the European VLF/LF network from July 2009 to April 2011
  Abstract  PDF