@Misc{ 
  ConLamMar21,
  author = { Contreras Hip, Andres A. and Lamy, Xavier and Marconi, Elio },
  title = { Generalized Characteristics for Finite Entropy Solutions of Burgers' Equation },
  journal = { Nonlinear Analysis },
  year = { 2021 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5262/ },
  note = { cvgmt preprint}
}