@Article{ 
  BarColMin15,
  author = { Baroni, Paolo and Colombo, Maria and Mingione, Giuseppe },
  title = { Harnack inequalities for double phase functionals },
  journal = { Nonlinear Analysis },
  year = { 2015 },
  doi = { 10.1016/j.na.2014.11.001 },
  volume = { 121 },
  pages = { 206-222 },
  URL = { http://cvgmt.sns.it/paper/3771/ },
  note = { cvgmt preprint}
}