@Misc{ 
  BeBuMáSu16,
  author = { Beck, Lisa and Bulíček, Miroslav and Málek, Josef and Suli, Endre },
  title = { On the existence of integrable solutions to nonlinear elliptic systems  and variational problems with linear growth },
  journal = { Arch. Ration. Mech. Anal. },
  year = { 2016 },
  doi = { 10.1007/s00205-017-1113-4 },
  volume = { 225 },
  number = { 2 },
  pages = { 717-769 },
  URL = { http://cvgmt.sns.it/paper/3735/ },
  note = { cvgmt preprint}
}