TY  - RPRT
TI  - Techniques for creative thinking: an empirical comparison of three methods.
AU  - T F Warren
AU  - G A Davis
PY  - 1969
DO  - 10.2466/pr0.1969.25.1.207
UR  - https://pubmed.ncbi.nlm.nih.gov/5366381/
ID  - 5366381
ER  -