Wolski, G. J., K. Górecki, B. Białecka, M. Rajfur, P. Świsłowski, and W. R. Buck. “Morphology and Micromorphology: A New Look at the Intraspecific Variation of the Fontinalis antipyretica Complex and Its Taxonomic Implications”. Phytotaxa, vol. 782, no. 2, Oct. 2026, pp. 101-24, doi:10.11646/phytotaxa.782.2.1.