@Comment {Tue, 25 Apr 2017 02:47:41 GMT}

@Article {CReSTIC-2242,
  author     = {Riachy, Samer and Mboup, Mamadou and Richard, Jean-Pierre},
  title      = {Multivariate numerical differentiation},
  journal    = {Accepted in Journal of Computational and Applied Mathematics},
  year       = 2011
}