@article{Kot:2004,
  author  = "E. Kot and G. Benysek and R. Strzelecki",
  title   = "A new concept of multilevel STATCOM based on cascade topology",
  journal = "Tehnična Elektrodinamika : Problemi sucasnoi elektrotehniki",
  number  = "nr 7",
  pages   = "86--92",
  year    = "2004",
}