@article{CRMATH_2012__350_11-12_613_0,
     author = {Nguyen, Le Dang Thi},
     title = {Unramified cohomology, $ {\mathbb{A}}^{1}$-connectedness, and the {Chevalley{\textendash}Warning} problem in {Grothendieck} ring},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {613--615},
     publisher = {Elsevier},
     volume = {350},
     number = {11-12},
     year = {2012},
     doi = {10.1016/j.crma.2012.05.008},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2012.05.008/}
}