@Article{ 
  colcav01,
  author = { Cavaterra, Cecilia and Colombo, Fabrizio },
  title = { Automatic control problems for reaction diffusion systems },
  journal = { J. Evolution Equations },
  year = { 2002 },
  volume = { 2 },
  pages = { 241-273 },
  URL = { http://cvgmt.sns.it/paper/63/ },
  note = { cvgmt preprint}
}