31 Jul 2001
                        Radial and latitudinal dependencies of discontinuities in the solar wind between 0.3 and 19 AU and −80° and +10°
                        
                            Ann. Geophys., 19, 667–680,  2001
                     31 Jul 2001
                        Correlated Interball/ground-based observations of isolated substorm: The pseudobreakup phase
                        
                            Ann. Geophys., 19, 687–698,  2001
                     31 Jul 2001
                        Estimates of the field-aligned current density in current-carrying filaments using auroral zone ground-based observations
                        
                            Ann. Geophys., 19, 699–706,  2001
                     31 Jul 2001
                        The dayside ultraviolet aurora and convection responses to a southward turning of the interplanetary magnetic field
                        
                            Ann. Geophys., 19, 707–721,  2001
                     31 Jul 2001
                        Geomagnetic control of the spectrum of traveling ionospheric disturbances based on data from a global GPS network
                        
                            Ann. Geophys., 19, 723–731,  2001
                     31 Jul 2001
                        An interpretation of the ƒoF2 and hmF2 long-term trends in the framework of the geomagnetic control concept
                        
                            Ann. Geophys., 19, 733–748,  2001
                     31 Jul 2001
                        Long-term hmF2 trends in the Eurasian longitudinal sector from the ground-based ionosonde observations
                        
                            Ann. Geophys., 19, 761–772,  2001
                     31 Jul 2001
                        The variability of Joule heating, and its effects on the ionosphere and thermosphere
                        
                            Ann. Geophys., 19, 773–781,  2001
                     31 Jul 2001
                        Equinoctial transitions in the ionosphere and thermosphere
                        
                            Ann. Geophys., 19, 783–796,  2001
                     31 Jul 2001
                        Characteristics of episodes with extremely low ozone values in the northern middle latitudes 1957−2000
                        
                            Ann. Geophys., 19, 797–807,  2001
                     31 Jul 2001
                        Letter to the EditorTwo early observations of aurora at low latitudes
Ann. Geophys., 19, 809–811,  2001
                    