@article{3997167,
      url = {http://digitallibrary.un.org/record/3997167},
      title = {Mapa Integrado de Norteamérica : submitted by Mexico},
      publisher = {UN,},
      recid = {3997167},
      pages = {6 p.},
      address = {[New York] :. 2021-03-15},
      year = {2021},
      month = {Mar},
}