ZOTERAC's coordinator Jean-Michel Chauveau gave a talk at the Austrian MBE workshop, held in Vienna on the 28th and 29th of September, 2017. The title of the talk was "MBE growth of polar, nonpolar and semipolar (Zn,Mg)O/ZnO for potential UV and THz applications", and its abstract can be found here: https://goo.gl/VPjz4p