Martha Krug-Genthe (1871–1945) was a German geographer. She was the first woman to obtain a doctorate in geography. According to Ginsburger, her doctorate...

environmentalist Martha Krebs, American theoretical physicist Martha Kreutz, American former politician Martha Krug-Genthe (1871–1945), German geographer Martha Kumsa...

field of geography. Hettner supervised, among others, the PhDs of Martha Krug-Genthe, Oskar Schmieder, Friedrich Metz [de] and Heinrich Schmitthenner [de]...

influential American geographer Ellen Churchill Semple as well as Martha Krug-Genthe, the first woman to obtain a doctorate in geography. Ratzel produced...