@article{CIA:IET-08, author = "Pavl\'{i}na Va\v{r}ekov\'{a} and Barbora Zimmerova and Pavel Moravec and Ivana \v{C}ern\'{a}", title = "{Formal Verification of Systems with an Unlimited Number of Components}", journal = "To appear in the IET Software journal, 31 pages", publisher = "IET Digital Library", year = "2008" }