Croce, GisellaDacorogna, Bernard2008-11-252008-11-252008-11-25200310.3934/dcds.2003.9.1329https://infoscience.epfl.ch/handle/20.500.14299/31706WOS:0001827105000153757Wirtinger inequalitybest constant in Sobolev embeddingOn a generalized Wirtinger inequalitytext::journal::journal article::research article