Formation, Evolution and Disruption of Giant HII regions.
The distribution of velocity dispersion versus intensity, corresponding to the emission of the ionized gas over a giant HII region is explained within the...
We present observations and analysis of three barred S0 galaxies which contain smooth, luminous, stellar nuclear rings within their bars. These rings, which...
Fotometría CCD de NGC 6994: ?` Un cúmulo abierto disperso?
We present the preliminary results of BV(RI)KC CCD photometry down to V = 21 mag. in the region of NGC 6994. To our knowledge, no photometry has been previously...