, National Observatory of Athens, Institute for Space Applications and Remote Sensing, P. Penteli, Greece

• Annals of Geophysics Vol. 47 No. 2-3 Sup. (2004) - OLD
  Impact of variability of space environmenton communications:Working Group 1 overview
  Abstract  PDF
• Annals of Geophysics Vol. 47 No. 2-3 Sup. (2004) - OLD
  Nowcasting, forecasting and warning for ionospheric propagation: tools and methods
  Abstract  PDF