- document
- van Terwisga, Tom J.C. (author), Fitzsimmons, P.A. (author), Ziru, Li (author), Foeth, E.-J. (author) conference paper 2009
- document
- Boorsma, A. (author), Fitzsimmons, P. (author) conference paper 2009
- document
- Fitzsimmons, Patrick (author) conference paper 1999
- document
- Fitzsimmons, P.A. (author) report 1997
- document
- Carlton, J.S. (author), Fitzsimmons, P.A. (author) report 1993