%0 Journal Article %A Naumann, Joachim %T On the existence of weak solutions to a model problem for the unsteady turbulent pipe-flow %J Comptes Rendus. Mathématique %D 2013 %P 451-456 %V 351 %N 11-12 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2013.06.011/ %R 10.1016/j.crma.2013.06.011 %G en %F CRMATH_2013__351_11-12_451_0