Sobotka, Michal - Brandt, P. N. - Simon, G. W.
Lifetimes and motions of penumbral grains - preliminary results.
High resolution solar physics: theory, observations, and techniques. San Francisco: Astronomical Society of the Pacific, 1999 - (Rimmele, T.; Balasubramaniam, K.; Radick, R.), s. 116-123. ASP Conference series., 183.
[Sacramento Peak Summer Workshop. Sunspot (US), 28.09.1998-02.10.1998]
Grant CEP: GA AV ČR KSK1003601
http://hdl.handle.net/11104/0022847