Russische Musik in Westeuropa bis 1917Inga Mai Groote, Stefan Keym · First published 2018Open the Tome
Crusade (the Harvest Wars, Part 2)Marco Baier, Ben Choi, Cate Gary, Stefan Mai · First published 2015Open the Tome
Angewandtes GesundheitsmarketingStefan Hoffmann, Uta Schwarz, Robert Mai · First published 2012Open the Tome
