Christian (Wittenberg University Raffensperger USA)
(4)
;Raffensperger, Christian (Wittenberg University, USA)
(2)
Christian (Martin-Luther-Universitat Halle-Wittenberg Papilloud Germany)
(2)
Daniel A. (Wittenberg University Fleisch Ohio)
(2)
Michael (Martin Luther-Universitat Halle-Wittenberg Walschots Germany)
(2)