@article{10_4171_ifb_162,
     author = {Cristina Br\"andle and Fernando Quir\'os and Juan Luis V\'azquez},
     title = {Asymptotic behaviour of the porous media equation in domains with holes},
     journal = {Interfaces and free boundaries},
     pages = {211--232},
     year = {2007},
     volume = {9},
     number = {2},
     doi = {10.4171/ifb/162},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/162/}
}