@incollection{gledocs_11858_7010, author = {Kohring, Rolf and Reitner, Joachim}, editor = {Schudack, Michael E.}, title = {A problematic microfossil from the Oligocene of Rott (Siebengebirge, Germany), with affinities to freshwater Bryozoan Statoblasts (Phylactolaemata)}, booktitle = {Beiträge zur Paläontologie}, year = {1991}, publisher = {Fachbereich Geowiss.}, publisher = {Berlin}, note = { \url {http://resolver.sub.uni-goettingen.de/purl?gldocs-11858/7010}}, }