DÍTĚ, Daniel et al. The confirmed occurence and current phytosociological status of Cyperus pannonicus in Vojvodina (Northern Serbia). In Bulletin of the Natural History Museum in Belgrade online. ISSN 0373-2134, 2013, vol. 6, p. 43-54, online. Dostupné na internete:<http://www.nhmbeo.rs/upload/images/Glasnik/Bulletin%202013-03.pdf>