@UNPUBLISHED{publication1, title = "Goursat completions", author = "{RODELO, Diana} and {NGUEFEU, Idriss Tchoffo}", year = "2018-03-05", abstract = " We characterize categories with weak finite limits whose regular completions give rise to Goursat categories. ", url = "http://www.mat.uc.pt/preprints/eng\_2018.html", note = "" }