2006
- Solar physics
- Hemispheric Sunspot Numbers Rn and Rs from 1945 till 2004: Catalogue and N-S asymmetry analysis
- Influence of the 5-min oscillations on the solar photospheric layers
- Periodicities in Irradiance and in other Solar Activity Indices During Cycle 23
- SOHO/CDS observations of waves above the network.
- Quasi-biennial oscillations in the N-S asymmetry of solar activity
- Cyclic variations in the differential rotation of the solar corona
- Towards the understanding of coronal hole occurrence during the Schwabe cycle
- Interplanetary matter
- A gravitational origin of the fine structure of the Perseid meteoroid stream
- Temperature influenced dynamics of small dust particles
- Stellar astrophysics
- Photometric study of the symbiotic binary YY Her. I. The eclipsing model
- Finding that almos two-thirds of contact binaries are members of multiple stellar systems.
- Origin of the broad H-alpha wings in symbiotic binaries.
- Structure of the hot object in the symbiotic binary Z Andromedae.