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Helmut Petri (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Helmut Petri" in German language version.

refsWebsite
Global rank German rank
1uni-koeln.de
2,455th place
501st place

uni-koeln.de

professorenkatalog.uni-koeln.de

  • Helmut Petri. In: Galerie der Professorinnen und Professoren, Universität zu Köln.