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Author
Martin Welker
Martin Welker was a United States representative from Ohio for three terms from 1865 to 1871 and a United States district judge of the United States District Court for the Northern District of Ohio from 1873 to 1889.
Books
Toxic Cyanobacteria in Water
Martin Welker, Ingrid Chorus
Toxic Cyanobacteria in Water
Martin Welker, Ingrid Chorus
Handbuch Online-Forschung. Sozialwissenschaftliche Datengewinnung und -auswertung in digitalen Netzen
Monika Taddicken, Jan-Hinrik Schmidt, Martin Welker, Nikolaus Jackob