@article{24827, author = "National Technical University and Third International Symposium on the Use of Artificial Satellites for Geodesy and Geodynamics. Ermioni September 20 - 25, 1982 Sponsored by IAG & Cospar", title = "Proceedings of the Third International Symposium on the Use of Artificial Satellites for Geodesy and Geodynamics. Ermioni September 20 - 25, 1982 Sponsored by IAG & Cospar ", year = "1984", note = "Souběž. řec. titul list. - Četné obr., tb. a mapky v textu. - Liter., 1 sv.", }