Notnagel, A. Et Al. 2015. IVS Data Input to ITRF2014. International VLBI Service for Geodesy and Astrometry, GFZ Data Services (301 yazarlı). GFZ German Research Centre for Geosciences, Potsdam, pp.1.

Notnagel, A., Alef, W., Jun, A., Andersen, P. H., Andreeva, T., Artz, T., ... Bachman, S.(2015). IVS Data Input to ITRF2014. International VLBI Service for Geodesy and Astrometry, GFZ Data Services (301 yazarlı) . GFZ German Research Centre for Geosciences. Potsdam. pp.1.

Notnagel, Axel Et Al. IVS Data Input to ITRF2014. International VLBI Service for Geodesy and Astrometry, GFZ Data Services (301 yazarlı). Potsdam: GFZ German Research Centre for Geosciences, pp.1, 2015

Notnagel, Axel Et Al. "IVS Data Input to ITRF2014. International VLBI Service for Geodesy and Astrometry, GFZ Data Services (301 yazarlı)." GFZ German Research Centre for Geosciences, 2015, pp.1.

Notnagel, A. Et Al. (2015). "IVS Data Input to ITRF2014. International VLBI Service for Geodesy and Astrometry, GFZ Data Services (301 yazarlı)", Potsdam: GFZ German Research Centre for Geosciences.

@expertreport{expertreport, author ={Axel Notnagel Et Al. }, title={IVS Data Input to ITRF2014. International VLBI Service for Geodesy and Astrometry, GFZ Data Services (301 yazarlı)}, corporate={GFZ German Research Centre for Geosciences}, city={Potsdam},year={2015} }