@unpublished{FeudelSeehafer2007, author = {Fred Feudel and Norbert Seehafer}, title = {On the bifurcation phenomena in truncations of the 2D Navier-Stokes equations}, institution = {Institut f{\"u}r Physik und Astronomie}, series = {NLD Preprints}, number = {1}, year = {2007}, }