Extinct and endangered species in the vascular plant flora of Strzelce Opolskie (Southern Poland)
Folcik, Łukasz, Urbisz, Andrzej
Alien vascular plants in the Silesian Upland of Poland: distribution, patterns, impacts and threats
Tokarska-Guzik, Barbara, Węgrzynek, Beata, Urbisz, Alina, Urbisz, Andrzej, Nowak, Teresa, Bzdęga, Katarzyna