@article{10_1090_S0894_0347_2013_00769_9,
     author = {Kenig, Carlos and Lin, Fanghua and Shen, Zhongwei},
     title = {Homogenization of elliptic systems with {Neumann} boundary conditions},
     journal = {Journal of the American Mathematical Society},
     pages = {901--937},
     year = {2013},
     volume = {26},
     number = {4},
     doi = {10.1090/S0894-0347-2013-00769-9},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-2013-00769-9/}
}