@Article{ 
  ConRos17,
  author = { Conti, Diego and Rossi, Federico A. },
  title = { Einstein nilpotent Lie groups },
  journal = { J. Pure Appl. Algebra },
  year = { 2019 },
  doi = { 10.1016/j.jpaa.2018.05.010 },
  volume = { no. 3 },
  pages = { 976-997 },
  URL = { https://gecogedi.dimai.unifi.it/paper/276/ },
  note = { cvgmt preprint}
}