Moroń, D., Lenda, M., Skórka, P., Szentgyörgyi, H., Settele, J., & Woyciechowski, M. (2009). Wild pollinator communities are negatively affected by invasion of alien goldenrods in grassland landscapes. Biological Conservation, 142(7), 1322‑1332. http://doi.org/10.1016/j.biocon.2008.12.036

Moroń, D., Lenda, M., Skórka, P., Szentgyörgyi, H., Settele, J., & Woyciechowski, M. (2009). Wild pollinator communities are negatively affected by invasion of alien goldenrods in grassland landscapes. Biological Conservation, 142(7), 1322‑1332. http://doi.org/10.1016/j.biocon.2008.12.036