Kai Biermann
Kai Biermann has written at least 1 book. Their most popular book is Drohnen: Chancen und Gefahren einer neuen Technik with 1 save with an average rating of -⭐.
Kai Biermann has written at least 1 book. Their most popular book is Drohnen: Chancen und Gefahren einer neuen Technik with 1 save with an average rating of -⭐.