51
Wennrich, Peter
De Gruyter,,
2018,
52
Wennrich, Peter
De Gruyter,,
2018,
53
Wennrich, Peter
De Gruyter,,
2018,
54
International Encyclopedia of Abbreviations and Acronyms in Science and Technology. Volume 4, J – Mu
Wennrich, Peter
De Gruyter,,
2018,
55
Wennrich, Peter
De Gruyter,,
2018,
56
Wennrich, Peter
De Gruyter,,
2018,
57
International Encyclopedia of Abbreviations and Acronyms in Science and Technology. Volume 8, Ti - Z
Wennrich, Peter
De Gruyter,,
2018,
58
Africanus, Iulius
De Gruyter,,
2010,
59
Fortson, Benjamin
De Gruyter,,
2008,
60
Ureland, P. Sture
De Gruyter,,
2011,