References for Ruth Gentry
- J Green and J LaDuke, Pioneering Women in American Mathematics. The Pre-1940 PhD's (American Mathematical Society, Providence, Rhode Island, USA, 2009).
- S L Singer, Adventures Abroad: North American Women at German-speaking Universities, 1868-1915 (Greenwood Publishing Group, 2003).
- W E Edington, Biographical sketches of Indiana Scientists IV, Indiana Academy of Science (1967), 336-339.
- D Fenster and K Parshall, Women in the American Mathematical Research Community : 1891-1906, in E Knobloch and D Rowe (eds.), The History of Modern Mathematics III (229-261.
- R Gentry, A winter in Berlin, The Lantern (Bryn Mawr) (June 1892), 44-49.
- P Kenschaft, The Students of Charlotte Angas Scott, Mathematics in College (Fall 1982), 16-20.
- B S Whitman, Women in the American Mathematical Society before 1900, Association for Women in Mathematics Newsletter 13 (4) (July/August 1983), 10-14.