@article{27702, author = "Szabo, D. J. and Craymer, M. R. and Krakiwsky, E. J. and Vanicek, P. and I. Inter. Symp. Mathem. and Physic. Foundat. Geodesy - Stuttgart 1993", title = "Robustness Measures for Geoddetic Networks ", year = "1993", note = "Abstr. - Obr. - Liter. 1 sv.", }