@article{JEP_2017__4__781_0,
     author = {Danchin, Rapha\"el and Zhang, Xin},
     title = {On the persistence of {H\"older} regular patches of density for the inhomogeneous {Navier-Stokes} equations},
     journal = {Journal de l{\textquoteright}\'Ecole polytechnique {\textemdash} Math\'ematiques},
     pages = {781--811},
     publisher = {Ecole polytechnique},
     volume = {4},
     year = {2017},
     doi = {10.5802/jep.56},
     zbl = {06754341},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/jep.56/}
}