Bavaria's Media Minister Ilse Aigner talks with Siegfried Schneider (C), Stock Photo, Picture And Rights Managed Image. Pic. PAH-43396145 | agefotostock
Siegfried Aigner – Geschäftsführer – AHA GastrobetriebsgesmbH | LinkedIn
Siegfried AIGNER | Doctor of Philosophy | University of Innsbruck, Innsbruck | UIBK | Institute of Botany | Research profile