Zaniewski, P.T., Wołkowycki, D., Szczepkowski, A., Otręba, A., Zaniewska, E. and Kębłowska, A. 2020. Patterns of invasion, biology and ecology of Erechtites hieraciifolia in the northern expansion range in Europe (C and NE Poland). Baltic Forestry. 26, 1 (Apr. 2020). DOI:https://doi.org/10.46490/BF409.