Schwegmann W..Zur Auswertung von VLBI-Beobachtungen mit dem Mark III.Data Analysis System Report 72, DGFI, München.1999

Schuh H., Schwegmann W., Tesmer V., Drewes H..DGFI Analysis Center.In: Vandenberg, N.R. (Ed.) International VLBI Service for Geodesy and Astrometry 1999 Annual Report, NASA/TP-1999-209243, 196-197.1999

Schuh H., Titov O..Short-period variations of the Earth rotation parameters as seen by VLBI.Proceedings of the 13th Working Meeting on European VLBI for Geodesy and Astrometry, Viechtach, February 1999, ed. by W. Schläter and H. Hase, 172 - 177.1999

Schuh H..Explanatory Supplement to the IERS Conventions (1996) Chapter 6 and 7.Report 71, DGFI, München, 1999.1999

Schuh H..The Rotation of the Earth Observed by VLBI.Acta Geod. Geoph. Hungarica, Vol. 34(4), 1-12.1999

Schuh H., Schwegmann W..Erste Schritte in Richtung Echtzeit-VLBI.In: 3. DFG-Rund gespräch zum Thema Bezugssysteme. DGK, Reihe A, Nr. 116, 168-174, München.1999

Schmitz-Hübsch H., Schuh H..Seasonal and Short-Period Fluctuations of Earth Rotation Investigated by Wavelet Analysis.estschrift for Erik W. Grafarend, Universität Stuttgart, Techn. Rep. Dep. of Geodesy and Geoinformatics, Report Nr. 1999.6-2, 421-431.1999

Schmidt M..Approximate solution of normal equations by Eigen value decomposition.Journal of Geodesy 73(3): 109-117.1999

Schmidt M., Schuh H..Wavelet-Analyse der mit VLBI beobachteten Nutationsreihen.Zeitschrift für Vermessungswesen, 124. Jahrgang, 24-30.1999

Moirano J., Brunini C., Drewes H., Kaniuth K..Definición del marco de referencia geodesico argentino mediante observaciones GPS como materialización del sistema de referencia terrestre internacional (ITRS).In: Contribuciones a la Geodesia en la Argentina de Fines del Siglo XX, Homenaje a Oscar Parachu, 75-97, UNR Editoria, Rosario, Argentina.1999