HEATKEYS

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

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Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web pages.

Ultraschall Durchflussmesser und Durchflussmessgeräte zur eingriffsfreien Durchflussmessung von Gasen und Flüssigkeiten, optische und akustische Messsystem zur Prozessanalytik

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Leading Social Science Research Delivered To Your DeskTop Daily. Social Science Research Network (SSRN) is devoted to the rapid worldwide dissemination of social science research and is composed of a number of specialized research networks in each o...