@article{ASENS_2011_4_44_5_723_0,
     author = {Hofmann, Steve and Mayboroda, Svitlana and McIntosh, Alan},
     title = {Second order elliptic operators with complex bounded measurable coefficients in~$L^p$, {Sobolev} and {Hardy} spaces},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {723--800},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {Ser. 4, 44},
     number = {5},
     year = {2011},
     doi = {10.24033/asens.2154},
     mrnumber = {2931518},
     zbl = {1243.47072},
     language = {en},
     url = {http://www.numdam.org/articles/10.24033/asens.2154/}
}