- document
- Hoffman, Dan (author) conference paper 1991
- document
- Hoffman, Dan (author) conference paper 1980
- document
- Hoffman, Dan (author) report 1978
- document
- Hoffman, Dan (author) conference paper 1976
- document
- Hoffman, Dan (author) journal article 1975
- document
- Hoffman, Dan (author) conference paper 1974
- document
- Hoffman, Dan (author) report 1974
- document
- Hoffman, Dan (author) report 1972
- document
- Hoffman, Dan (author) report 1972
- document
- Hoffman, Dan (author) report 1972
- document
- Hoffman, Dan (author) conference paper 1971
- document
- Hoffman, Dan (author) report 1969
- document
- Hoffman, Dan (author) report 1969
- document
- Hoffman, Dan (author) report 1968
- document
- Hoffman, Dan (author) report 1966
- document
- Hoffman, Dan (author) conference paper 1966