Rajter, Ľ., Vďačný, P. (2017). Constraints on Phylogenetic Interrelationships among Four Free-living Litostomatean Lineages Inferred from 18S rRNA gene-ITS Region sequences and Secondary Structure of the ITS2 molecule. Acta Protozoologica, 2017, 255-281. doi: https://doi.org/10.4467/16890027AP.17.023.7825