61
Jäger, Ludwig.
Walter de Gruyter,,
2018,
62
Francke, August Hermann
De Gruyter,,
2018,
63
Francke, August Hermann
De Gruyter,,
2018,
64
Steinhauer, Kurt
De Gruyter,,
2018,
65
Lauschke, Marion.
Walter de Gruyter,,
2018,
66
67
International Encyclopedia of Abbreviations and Acronyms in Science and Technology. Volume 1, A – Da
Wennrich, Peter
De Gruyter,,
2018,
68
Wennrich, Peter
De Gruyter,,
2018,
69
Wennrich, Peter
De Gruyter,,
2018,
70
Wennrich, Peter
De Gruyter,,
2018,