URL: https://pitz.desy.de/news/2006/development_of_heda1_high_energy_spectrometer/@@siteview
.
Deutsches Elektronen-Synchrotron DESY
A Research Centre of the Helmholtz Association
URL: https://pitz.desy.de/news/2006/development_of_heda1_high_energy_spectrometer/@@siteview