Hermann Drewes

发表

DGFI combination methodology for ITRF2005 computation

Detlef Angermann, Hermann Drewes, Michael Gerstl, 2009 .

Global terrestrial reference frame realization within the GGOS-D project

Detlef Angermann, Manuela Seitz, Hermann Drewes, 2009 .

Accuracy Assessment of the ITRS 2008 Realization of DGFI: DTRF2008

Detlef Angermann, Hermann Drewes, Manuela Seitz, 2013 .

Integration of Space Geodetic Techniques as the Basis for a Global Geodetic-Geophysical Observing System (GGOS-D): An Overview

Axel Nothnagel, Markus Rothacher, Hermann Drewes, 2010 .

Space-Time Reference Systems for Monitoring Global Change and for Precise Navigation

Harald Schuh, Axel Nothnagel, K Börger, 2010 .

Effect of different ITRF computation strategies

Detlef Angermann, Hermann Drewes, Michael Gerstl, 2007 .

Sustainability of the SIRGAS Reference Frame

Hermann Drewes, Laura Sánchez, Claudio Brunini, 2010 .

GGOS-D Reference Frame Computations

Detlef Angermann, Hermann Drewes, Michael Gerstl, 2007 .

ITRF combination - status and recommendations for the future

Detlef Angermann, Hermann Drewes, Michael Gerstl, 2003 .

The 2008 DGFI Realization of the ITRS: DTRF2008 (data)

Manuela Seitz, Detlef Angermann, Hermann Drewes, 2010 .

A terrestrial reference frame based on homogeneously processed data

Detlef Angermann, Hermann Drewes, Manuela Seitz, 2009 .

Realization of the No Net Rotation reference frame

Hermann Drewes, 1998 .

Definition and Proposed Realization of the International Height Reference System (IHRS)

Thomas Gruber, Hermann Drewes, Roland Pail, 2017, Surveys in Geophysics.

Space Techniques and their Coordination within IAG at Present and in Future

Christoph Reigber, Hermann Drewes, Gerhard Beutler, 2000 .

Alternative definitions and realizations of the terrestrial reference frames

Detlef Angermann, Manuela Seitz, Hermann Drewes, 2010 .

Definition and Realization of an International Height Reference System

Michael G. Sideris, Hermann Drewes, Roland Pail, 2015 .

Thoughts to future realizations of the International Terrestrial Reference Frame

Hermann Drewes, Detlef Angermann, Manuela Seitz, 2011 .

Alternative Definitions of the Terrestrial Reference System and Its Realization in Reference Frames

Detlef Angermann, Hermann Drewes, Manuela Seitz, 2013 .

Advances in terrestrial reference frame computations

Detlef Angermann, Hermann Drewes, Manuela Krügel, 2005 .

The Definition and Realization of the Reference System in the SIRGAS Project

Melvin Hoyer, Muneendra Kumar, Hermann Drewes, 1998 .

Reference Systems, Reference Frames, and the Geodetic Datum

Hermann Drewes, 2007 .

The ITRF2005 realization of DGFI

Detlef Angermann, Hermann Drewes, Michael Gerstl, 2006 .

CSTG activities between 1995 and 1997 - review and position paper

Hermann Drewes, G Beutler, 1997 .

Report on the processing of the SIRGAS 95 GPS network at DGFI

Hermann Drewes, K Kaniuth, H Tremel, 1997 .

Processing of the SIRGAS 2000 GPS Network at DGFI

Hermann Drewes, K Kaniuth, H Tremel, 2001 .

Results of the SIRGAS 95 GPS Network Processing at DGFI/I

Hermann Drewes, K Kaniuth, H Tremel, 1998 .