World Register of Marine Species (WoRMS)
Undulifilum Skaloud, Cernahová & Schiefelbein, 2022
Guiry, M.D. & Guiry, G.M. (2026). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Undulifilum Skaloud, Cernahová & Schiefelbein, 2022. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1651720 on 2026-08-30
Černajová, I.; Schiefelbein, U.; Škaloud, P. (2022). Lichens from the littoral zone host diverse Ulvophycean photobionts. Journal of Phycology. 58(2): 267-280.
Skaloud, Cernahová & Schiefelbein, 2022