https://git2.meteo.uni-bonn.de/attachments/2/RADOLAN_RADVOR_OP_Komposit_format_pdf.pdf in the README points to an empty document
https://git2.meteo.uni-bonn.de/attachments/2/RADOLAN_RADVOR_OP_Komposit_format_pdf.pdf in the README points to an empty document