Drum roll, flourish and applause calidena.ptb.de is online
18.11.2021Calidena is an artificial word made up of two Spanish words. The
Calidena is an artificial word made up of two Spanish words. The
2021 is a special year for Germany’s Federal Ministry for Economic Cooperation
Our project on Strengthening quality infrastructure for solar thermal energy in the
Thursday, 4 November 2021 | 10:00 – 15:45 hrs |