References
- Belkin, Lisa, ‘When mom and dad share it all’, The New York Times, Sunday, 15 June 2008, http://www.nytimes.com
- Rossiter , Margaret W . 1982 . Women scientists in America: struggles and strategies to 1940 , Johns Hopkins University Press .
- Cromwell , Peter R . 1997 . Polyhedra , Cambridge University Press . 2008
- Lakatos , Imre . 1976 . Proofs and Refutations , Cambridge University Press .