The Nature of V838 Mon and its Light Echo.
La Palma Conference. 16-19 May 2006. Spain (September, 2005)
- The orbital period of
CI Cam (XTE J0421+560) (February, 2005)
- KV UMa = XTE J1118+48:
Recurrent outburst of this X-ray nova in January, 2005. (January, 2005)
- International Conference on
Classical Nova Explosion. 20-24 May, 2002. Sidges (Barselona), Spain
The Physics of Cataclysmic Variables and Related Objects. 5-10 August, 2001.
Georg-August-Univetsitat Goettingen. Germany
- Radial and Nonradial Pulsations as Probes of Stellar Physics. IAU Coll. 185.
26-31 July, 2001. Catholic University of Leuven, Belgium
- V723 Cas: CCD
monitoring shows both earlier unknown
orbital and oscillation periodicity. (May, 2000)
GY Cnc = RXJ0909.8+1849:
deep eclipses of UGSU variable in the outburst. (May, 2000)
- V4641 Sgr:
old photometry of this X-ray source counterpart fits also
several long periods. (September, 1999)