N. van Kessel, M. Dorenbosch, F. Spikmans: First record of Pontian monkey goby, Neogobius fluviatilis (Pallas, 1814), in the Dutch Rhine. Aquatic Invasions, Band 4, Nr. 2, 2009, S. 421–424 (PDF).
bs.ch
aue.bs.ch
Amt für Umwelt und Energie: Invasive Grundeln erobern den Rhein (PDF)
doi.org
Matthew E. Neilson, Carol A. Stepien: Escape from the Ponto-Caspian: Evolution and biogeography of an endemic goby species flock (Benthophilinae: Gobiidae: Teleostei). In: Molecular Phylogenetics and Evolution, Band 52, Nr. 1, 2009, S. 84–102, doi:10.1016/j.ympev.2008.12.023