1. E. Acerbi and G. Mingione, Gradient estimates for a class of parabolic systems, Duke Math. J., 136:285–320, 2007.
2. R.A. Bandaliev, The embedding theorem for anisotropic Sobolev spaces with variable exponent of summability, Sci. Pedag. News Odlar Yurdu Univ., Ser. Phys., Math., Tech. Nat. Sci., 13:138–142, 2005.
3. R.A. Bandaliev, On an inequality in Lebesgue space with mixed norm and with variable summability exponent, Mat. Zametki, 84:323–333, 2008 (in Russian). English transl.: Math. Notes, 84:303–313, 2008
4. J. Bradley, Hardy inequalities with mixed norms, Can. Math. Bull., 21:405–408, 1978.
5. D. Cruz-Uribe, A. Fiorenza, J.M. Martell, and C. Pérez, The boundedness of classical operators on variable L p spaces, Ann. Acad. Sci. Fenn. Math., 31:239–264, 2006.