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In page Charlotte Riefenstahl:

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  • Monica Healea and Charlotte Houtermans The Relative Secondary Electron Emission Due to He, Ne, and A Ions Bombarding a Hot Nickel Target, Phys. Rev. Volume 58, Number 7, pp. 608–610 (1940). The authors are identified as being at Vassar College, Poughkeepsie, New York. Houtermans is identified as a research assistant in physics. The article was received 17 June 1940.
  • Monica Healea and Charlotte Houtermans The Effect of Temperature on the Secondary Electron Emission from Nickel, Phys. Rev. Volume 60, Number 2, 154–154 (1941). The authors are identified as being at Vassar College, Poughkeepsie, New York. The article was received 20 June 1941.[citation needed]