%0 Journal Article %A Nguyen, Le Dang Thi %T Unramified cohomology, $ {\mathbb{A}}^{1}$-connectedness, and the Chevalley–Warning problem in Grothendieck ring %J Comptes Rendus. Mathématique %D 2012 %P 613-615 %V 350 %N 11-12 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2012.05.008/ %R 10.1016/j.crma.2012.05.008 %G en %F CRMATH_2012__350_11-12_613_0