@article{Warren2009,
  author    = {Lucien de Warren},
  title     = {Jeanne de Bar : comtesse de Warren (1295 - 1361)},
  journal   = {Bulletin de la Societe Philomatique Vosgienne},
  volume    = {11},
  pages     = {47 -- 59},
  year      = {2009},
}