M. Álvarez-Presas, D. T. J. Littlewood, E. Mateos, and H. D. Jones, “Exploring gene sequences and phylogenetic relationships of four terrestrial planarian species (Platyhelminthes; Tricladida; Geoplanidae) in Europe”, Zootaxa, vol. 5336, no. 1, pp. 95–112, Aug. 2023.