@article{34585,
      author       = "United Nations regional cartographic conference for Africa,
                      second : 14 - 24 september 1966, Tunis, Tunisia",
      title        = "United Nations regional cartographic conference for Africa,
                      second: 14 - 24 september 1966, Tunis, Tunisia. Vol. 2 :
                      Proceedings of the conference and technical papers  ",
      year         = "1967",
      note         = "UN - Econom. Commiss. for Africa. - Lit. - Summ. - 1 sv.",
}