@Article{ 
  MegPun19a,
  author = { Meglioli, Giulia and Punzo, Fabio },
  title = { Blow-up and global existence for solutions to the porous medium equation  with reaction and slowly decaying density },
  journal = {  },
  year = { 2020 },
  doi = { https://doi.org/10.1016/j.jde.2020.06.017 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5758/ },
  note = { cvgmt preprint}
}