@article{4519,
      author       = "Congress of International Federation of Surveyors (FIG),
                      19. 10.-19.6.1990, Helsinki, Finland",
      title        = "Congress of International Federation of Surveyors (FIG),
                      19. 10.-19.6.1990. Helsinki, Finland. Commission 4. Paper.
                      Hydrographic Surveying  ",
      year         = "1990",
      note         = "Fotogr., obr. a tab. v textu. - Liter. - Sum. angl., něm.,
                      fr.",
}