Johannes Ihde

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

Harald Schuh, Axel Nothnagel, K Börger, 2010 .

EUREF’s Contribution to National, European and Global Geodetic Infrastructures

Zuheir Altamimi, Carine Bruyninx, H. Habrich, 2014 .

Strategy for the realisation of the International Height Reference System (IHRS)

Michael G. Sideris, Roland Pail, Riccardo Barzaghi, 2021, Journal of Geodesy.

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

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

Scientific Assembly der Internationalen Assoziation für Geodäsie, Budapest, September 2001

Matthias Becker, Hansjörg Kutterer, Bernhard Richter, 2002 .

Definition and Realization of an International Height Reference System

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

Scientific Roadmap towards Height System Unification with GOCE

Michael G. Sideris, Axel Rülke, Christian Gerlach, 2014 .

Realization of ETRS89: alternatives, future concepts.

W. Gurtner, Johannes Ihde, J. Luthardt, 2009 .